| 单词 | chain reaction |
| 例句 | The explosives would blast the plutonium together at tremendous speed, creating a critical mass and setting off a chain reaction— and an atomic explosion. Bomb 2012-01-01T00:00:00Z The chain reaction was going and would continue doubling in power every two minutes until he shut it down. Bomb 2012-01-01T00:00:00Z Elated—perhaps in part because he had won his January bet with Lawrence that the chain reaction would be going by the end of that year— Compton called Conant in Cambridge. Big Science 2015-07-07T00:00:00Z And this perhaps had started a chain reaction. Do Androids Dream of Electric Sheep? 1968-01-02T00:00:00Z Fission occurred even faster than expected in plutonium, causing a chain reaction to begin more quickly than in uranium. Bomb 2012-01-01T00:00:00Z Like the graphite Enrico Fermi used in his Chicago pile, heavy water can be used to slow down neutrons and create a chain reaction in uranium. Bomb 2012-01-01T00:00:00Z Though they didn’t know if it would actually happen, physicists had a name ready for this process: chain reaction. Bomb 2012-01-01T00:00:00Z But what if they were a chain reaction, in which one caused the other? Girl in the Blue Coat 2016-04-05T00:00:00Z Like a chain reaction, hand after hand goes up, some still holding Russell Stover chocolates. How the García Girls Lost Their Accents 1991-01-04T00:00:00Z If Arp is right, the exotic mechanisms proposed to explain the energy source of distant quasars—supernova chain reactions, supermassive black holes and the like—would prove unnecessary. Cosmos 1980-01-01T00:00:00Z The sound triggered a chain reaction across the neighborhood, and soon barks were coming from every direction. Miss Peregrine's Home for Peculiar Children 2011-06-07T00:00:00Z Large-scale production of 94 would require a uranium chain reaction, which Fermi had not yet achieved. Big Science 2015-07-07T00:00:00Z “Of course, we have no way of knowing if this is the first time a sustained chain reaction has been achieved,” he wrote. Big Science 2015-07-07T00:00:00Z So the significance of 94 sailed over the heads of Jewett’s committee, which endorsed increased funding for chain reaction research but remained cold to the prospects of a bomb. Big Science 2015-07-07T00:00:00Z Her question set off a chain reaction, a chorus of voices shouting and screaming at Berendht, who seemed to get more and more uncomfortable, more rigid. Anger Is a Gift 2018-05-22T00:00:00Z He’d been trying to create a chain reaction in uranium—the first step on the road to an atomic bomb. Bomb 2012-01-01T00:00:00Z When Teller said that Fermi would need tens of thousands of dollars to build a preliminary reactor to test conditions for a chain reaction, Adamson responded scornfully. Big Science 2015-07-07T00:00:00Z So scientists knew that if they could cause a fast enough chain reaction, they might be able to build atomic bombs. Bomb 2012-01-01T00:00:00Z Forty-three seconds after dropping from the plane, at an altitude of 1,900 feet above Hiroshima, the bomb’s two pieces of uranium slammed together, setting off an explosive chain reaction. Bomb 2012-01-01T00:00:00Z “Probably sounds dumb, but the end of Carl felt like the end of normal for me. Eventually my sister left, too. It was like...the catalyst for this foundation-shifting chain reaction.” Odd One Out 2018-08-09T00:00:00Z Feynman explained the basics: how uranium atoms split when hit with neutrons, how they give off energy, how a chain reaction could lead to an explosion. Bomb 2012-01-01T00:00:00Z The most modest of these options, the radioactive spray, would take at least a year to perfect after the first chain reaction was achieved. Big Science 2015-07-07T00:00:00Z But he opened with a bang: “The object of the project is to produce a practical military weapon in the form of a bomb in which the energy is released by a fast-neutron chain reaction.” Bomb 2012-01-01T00:00:00Z Enrico Fermi’s Chicago experiment had proved that it was possible to spark a chain reaction in uranium. Bomb 2012-01-01T00:00:00Z Moving from this spot will start the chain reaction that ends with me on a plane. The Sun Is Also a Star 2016-11-01T00:00:00Z Feynman explained how much uranium could be brought together before it became dangerous, and how to use cadmium to absorb neutrons and stop a chain reaction. Bomb 2012-01-01T00:00:00Z So, in a gun assembly bomb, the chain reaction would start even before the two lumps of plutonium came completely together. Bomb 2012-01-01T00:00:00Z But the chain reaction had been proved—humans now knew they could release the enormous power locked inside atoms. Bomb 2012-01-01T00:00:00Z A single mistake or error of judgment could easily have triggered a chain reaction that would certainly have led to the deaths of millions of people around the globe. Spies: The Secret Showdown Between America and Russia 2019-10-01T00:00:00Z The first Adams eruption occurred in June of 1813, followed immediately by a chain reaction of explosions over the ensuing six months. Founding Brothers: The Revolutionary Generation 2000-10-17T00:00:00Z This, Fermi told Leslie Groves, would prevent a chain reaction from starting. Bomb 2012-01-01T00:00:00Z “Of course, the Germans have already made a chain reaction,” she said to herself. Bomb 2012-01-01T00:00:00Z Then the scythe said something that began a chain reaction in Citra’s mind that changed everything. Scythe 2016-11-22T00:00:00Z Most intriguing was the possibility of a chain reaction: if neutrons emitted in fission struck neighboring nuclei and caused them to split, they might in turn emit even more neutrons, producing more fissions. Big Science 2015-07-07T00:00:00Z Lawrence tried to communicate his excitement about Seaborg’s discovery in writing, via a memo to Jewett’s committee declaring that “an extremely important new possibility has been opened for the exploitation of the chain reaction.” Big Science 2015-07-07T00:00:00Z Besides, what I'd really need is to throw about thirty rocks in there at once, setting off a big chain reaction, demolishing the whole lot. The Hunger Games 2008-09-14T00:00:00Z But first they had to prove a chain reaction was even possible. Bomb 2012-01-01T00:00:00Z If a chain reaction began, the rising temperature would be the first clue. Bomb 2012-01-01T00:00:00Z The shoulder affected the elbow, and as the elbow engaged, it sent other movements in a chain reaction down into the wrist and, finally, the hand. The Invention of Hugo Cabret 2007-01-30T00:00:00Z Seaborg’s next step was to test the new element’s fission cross section— in other words, to determine whether it could sustain a chain reaction and make a bomb. Big Science 2015-07-07T00:00:00Z The shoulder affected the elbow, and as the elbow engaged, it sent other movements in a chain reaction down into the wrist and, finally, the hand. The Invention of Hugo Cabret 2007-01-30T00:00:00Z Fermi had yet to achieve a chain reaction, so the availability of plutonium was still in question. Big Science 2015-07-07T00:00:00Z It’s a valid reason to flee, because if that car explodes, and if the explosion is large enough, it could set off a chain reaction of exploding cars up and down the freeway. Dry 2018-10-02T00:00:00Z Most strikingly, in a chain reaction in 94, “energy would be released at an explosive rate which might be described as a ‘super bomb.’ Big Science 2015-07-07T00:00:00Z “You’ll never get the chain reaction going here,” Lawrence shot back. Big Science 2015-07-07T00:00:00Z When the two pieces met, they would form a critical mass, the amount of material needed to get a chain reaction going. Bomb 2012-01-01T00:00:00Z The pope’s refusal to grant this divorce set off a chain reaction. PBS adaptation of ‘Wolf Hall’ fit for a king 2015-04-05T04:00:00Z That chain reaction, if repeated, takes a toll on your overall health and wellness. One Nation Under Stress: the documentary lifting the lid on American anxiety 2019-03-25T04:00:00Z Collectively the advertiser retreat, which seemed to grow in a chain reaction throughout the day, represented the most significant threat to O’Reilly seen during his long, successful and occasionally controversy-riven career at Fox. Advertisers flee ‘The O’Reilly Factor’ amid sexual-harassment claims against host 2017-04-04T04:00:00Z Last week, a new report confirmed that Butters well, drilled in 1932, was part of the chain reaction that triggered the geyser. Five strange, frightening effects of fracking 2012-10-22T14:56:00Z The violence is strictly choreographed, as rapid, deft shifts in weight and position set off chain reactions of whipsawing, interlocked bodies, dressed in motley, colorful athletic gear. 2010-02-13T00:45:00Z I applaud your sensitivity to the possibly ugly chain reaction here: You tell your roomie she is stretching out your clothes; she feels bad about her weight, which turns to icy resentment toward you. If You Love Me, Why Won’t You GoFundMe? 2018-02-01T05:00:00Z Any historian who survives to tell the tale will probably label this the age of the two chain reactions. Notes From the Book Review Archives 2018-02-02T05:00:00Z Indeed, midway through, the police trigger a violent chain reaction — shooting an unarmed kid as he flees through a back alley — that is still unfolding when “Spook” ends. The Spy Movie That Upset the American Dream 2020-09-18T04:00:00Z The law is meant to supposed to kickstart a chain reaction so other states across the country follow suit. The death hoax of a child influencer: Lil Tay's recent infamy shines a light on a bigger problem 2023-08-18T04:00:00Z Over the next 90 minutes, I witnessed this chain reaction dozens of times: Trill, dimple, repeat. At 66, Elizabeth Strout Has Reached Maximum Productivity 2022-09-03T04:00:00Z It’s been 15 years since the Pixies re-formed, setting off a chain reaction of bands reconvening for cash, glory, legacy refurbishment and maybe even for fun. Review | Has Jawbreaker mastered the punk rock reunion show? 2019-03-29T04:00:00Z The death of Sid Caesar on Wednesday caused a chain reaction in my soon to be 66-year-old mind. Why Did I Become a Comic? He Inspired Me 2014-02-14T22:56:33Z “Knowing we were the start of that chain reaction — knowing that streets are being changed, statues being taken down all over the world — this is probably the proudest moment in Bristol history ever,” he says. Controversial memorials are surprisingly easy to pull down. Fixing the world that built them is harder. 2020-06-13T04:00:00Z Once I did that, it was like a chain reaction. Wally Green’s unlikely path from gang member to ping-pong star 2018-11-03T04:00:00Z Although there are solo breakouts, flashes of individuality at the center of the dance circle, Mr. Quijada is most interested in chain reactions, reflexes rippling through a pack, breaking points when something or somebody snaps. Review: A Sad Noodle Debut by Rubberband 2019-09-18T04:00:00Z Polymerase chain reaction, or PCR, tests — a type of molecular coronavirus test — also look for components of the virus, in this case RNA. At-home COVID tests and omicron: What you need to know 2021-12-24T05:00:00Z As one isolated lead dancer later passes through the group, she sets off a chain reaction that breaks up its symmetry. Dance Review: Miami City Ballet Performs Liam Scarlett?s ?Viscera? 2012-01-30T22:12:57Z The player's task is to clear screens of clusters of drifting and highly unstable explosive life forms by triggering meandering chain reactions with a well-placed detonation. iPhone games: Gravity Runner; Splode 2010-08-28T23:06:00Z That sets off a chain reaction of hand-to-hand brawls, wild stunts and winking lines like, "This time it ain't just about being fast." 'Furious 7' trailer: A family affair, with copious explosions 2015-02-05T05:00:00Z Evan’s anxieties get cranked still higher when he and a pair of overzealous schoolmates magnify a fabricated story by pushing it onto the Web. The result is a social-media chain reaction. Their songs and their names will linger in your ears: Pasek and Paul and 'Dear Evan Hansen' 2016-12-01T05:00:00Z Austrian Vice Chancellor Heinz-Christian Strache said on Saturday he expects a chain reaction across the European Union if Germany closes its borders to refugees. Sting blasts leaders as 'cowards' over migration crisis 2018-06-23T04:00:00Z The dancers look like children playing, often in close-knit groups, with innocent movement ideas rapidly passed in chain reactions along lines or across the space. Dance Review: Trisha Brown’s ‘Set and Reset,’ at BAM’s Gilman Opera House 2013-02-01T22:50:44Z Before Krypton was destroyed by a chain reaction in its radioactive core, the space archvillain Brainiac shrank Kandor and put it and its live inhabitants into a bottle. Review: Mike Kelley Uncorks Superman’s Kandor City in a Bottle 2015-09-10T04:00:00Z He suffered for years after an anti-malarial treatment set off a chain reaction of physical and mental ailments — which went as far and deep as suicidal thoughts. Stromae’s Music Delves Into Dark Topics. His Return Is Right on Time. 2022-02-28T05:00:00Z That can create a word-of-mouth snowball chain reaction. Jill Biden has become the premier vaccine ambassador from a worried White House 2021-12-22T05:00:00Z What if your neighbors, friends, colleagues, or family could ignite without warning, starting a chain reaction that could send entire cities up in smoke? 'The Fireman' may be the best apocalyptic read of the year, if you can stand the heat 2016-05-13T04:00:00Z One patriotic patron who started singing the "The Star-Spangled Banner" at a Walmart store in Haslet, Texas, set off a chain reaction as shoppers joined in over Fourth of July weekend. Walmart shoppers break out into ‘Star-Spangled Banner’ over Fourth of July weekend in viral video 2021-07-05T04:00:00Z It makes sense that television has become obsessed with pivotal moments and creative and scientific breakthroughs; the medium is in the middle of its own fissile chain reaction. ‘Manh(a)ttan,’ Atomic Bomb Drama, on WGN 2014-07-24T04:00:00Z Best of all is Act 3, when Webb and Hurlbert are back, for a chain reaction of comic, head-on collisions. ‘Private Lives’: Old flames reignite in smart Lansburgh revival of Coward’s comedy She and others have noticed that their new openness has caused a chain reaction in their families. Adult Children of AIDS Victims Take Their Memories Out of the Shadows 2015-03-20T04:00:00Z I ended up scribbling a sort of chain reaction. When the ‘Change of Life’ Means It’s Time to Change Your Life 2021-06-23T04:00:00Z To enter, travelers must present a negative rapid antigen test or Polymerase chain reaction test taken within 24 hours of departure. Australia sets reopening date for vaccinated international travelers 2022-02-14T05:00:00Z All it takes is one act to start a chain reaction. Boy, 6, starts a McDonald's drive-thru "chain reaction" 2020-11-10T05:00:00Z Incorporating tires, bottles, plastic buckets, garbage bags, potatoes, balloons, fire, chemical reactions and more, it’s a chain reaction that has to be seen to be believed: a pyromaniac’s dream taken to insanely entertaining heights. Day 2 of Bumbershoot sees more sunshine and ‘fun.’ 2013-09-02T02:18:27Z The thought of what the bloodthirsty pirate might do sets off a chain reaction of disasters for Will but also a just and delightful comeuppance for Marty. The best children's books: 5-7 year-olds 2010-05-12T07:00:00Z According to preliminary findings, a fan blade in one engine broke, triggering a chain reaction of events that led to the engine blowing apart while more than 30,000 feet over Pennsylvania. Officials recommend Boeing redesign engine covers following fatal 2018 Southwest Airlines flight 2019-11-19T05:00:00Z What followed instead was an entertainment industry chain reaction: some big paydays, a few box office failures and a “who-does-she-think-she-is?” backlash. Alicia Silverstone, With a New TV Show, Proves She’s Not Clueless 2018-06-01T04:00:00Z In a baffling turn of events that feels like something out of another era, they hide their ensuing relationship from Gerri, setting up a lukewarm chain reaction of betrayal and redemption. Great cast but 'Very Good Girls' could be better 2014-07-24T04:00:00Z This action set off a chain reaction in other sports. Perspective | Athletes who protest are doing something American: Exercising their rights 2020-09-02T04:00:00Z Like a chain reaction, shirts and jeans popped off all around me, the room growing a fleshier shade of warm. How to enjoy an orgy 2014-03-10T22:57:00Z The chain reaction continues as gallerists and curators populate their walls with the moneymakers, who happen to be men. Review | Female artists have been overlooked and ignored. This book wants to correct that. 2019-09-04T04:00:00Z When a glass smashes, it is because the force is so great that a chain reaction occurs within the material, with the failure of each atom causing the failure of its neighbour. Mark Miodownik: an obsession with materials 2013-05-24T15:53:00Z Some have braved hourslong lines at local testing sites to receive polymerase chain reaction tests, whose results, obtained in a laboratory, are considered the gold standard for detecting the virus. All Anyone Wants for Christmas Is a Covid Test 2021-12-21T05:00:00Z “Talk about being in the middle of a chain reaction.” This Season’s Best Books on Hollywood 2016-11-29T05:00:00Z The result was a ruinous chain reaction that Paine called a “trophic cascade.” Peering Into the Brutal, Beautiful World of Tide Pools 2022-02-22T05:00:00Z The story about the Peru trip set off a chain reaction within the Times. A star reporter’s resignation, a racial slur and a newsroom divided: Inside the fallout at the New York Times 2021-02-12T05:00:00Z Later that year on December 2, the first nuclear chain reaction was achieved under a soccer stadium at the University of Chicago. "Funky Drummer" Clyde Stubblefield, keeper of James Brown's beat, never truly got his due 2019-02-18T05:00:00Z It got him wondering what would happen if the balloons crossed into Soviet airspace, were mistaken for UFOS, and set off a chain reaction of nukes flying around the world. 25 famous songs with misunderstood meanings 2021-10-25T04:00:00Z Sunny's also the first link in a very long chain reaction that is about to begin. 'Strange Magic' casts a musical spell, but as a movie it misses 2015-01-22T05:00:00Z The bigger the force, the smaller the bubble or crack needed to initiate this chain reaction. Mark Miodownik: an obsession with materials 2013-05-24T15:53:00Z As Charlotte delves ever more adventurously into those feelings, she sets off a chain reaction in those around her. Bathsheba Doran gains clarity in writing 'The Mystery of Love & Sex' 2016-02-06T05:00:00Z At one point, as she struggles to understand her own inconstant impulse to be just, Naomi observes that “morality was nothing more than paying attention to the chain reaction while not causing another one.” Affluent Idlers Find a Just Cause in a Refugee Swept Ashore 2017-07-05T04:00:00Z They have certainly set off a chain reaction in Liverpool, where there are now about 200 rock groups. The Beatles: a trigger for a musical revolution 2012-10-04T09:56:03Z “There is a kind of chain reaction with coral,” she said. Beneath the Waves, a Warning 2020-03-11T04:00:00Z He repressed his dream of a Yuletide bloodbath, but once he escaped the claustrophobic maw and settled back home, visions of chain saws whirred in his head, setting off a chain reaction of story ideas. "The Texas Chain Saw Massacre": A metaphor for Nixon-era mayhem 2019-05-26T04:00:00Z An EasyJet flight headed to Spain’s Canary Islands made an emergency landing in Portugal after several men reportedly started throwing punches on the plane, setting off a chain reaction of bad behavior. Easyjet passengers kicked off flight after throwing punches in cabin, getting plane diverted: 'It was bedlam' 2019-10-07T04:00:00Z Initially, I was held back from pulling one from the pile — perhaps they would be sweet enough to set off a chain reaction I couldn't control — but I knew that one bite wouldn't kill me. The healing power of the peach 2022-06-28T04:00:00Z Literally, they thought, "Will the chain reaction just not end?" Zombie Survival Expert Max Brooks 2010-07-26T07:00:00Z The chain reaction crash early on June 7 involved a total of six vehicles, and killed a passenger in the limo van, comedian James "Jimmy Mack" McNair. Trucker in Tracy Morgan crash driving 20 mph over limit: investigators 2014-06-19T04:00:00Z This lead to almost every other table ordering it, setting off a wonderful chain reaction of scents when those orders were brought out. A Taste of Barcelona’s Evolving Dining Scene 2014-07-30T04:00:00Z When the rock that holds copper is exposed to air and water, it often sets off a nasty chain reaction known as acid mine drainage leakage, which can kill waterways’ insect and fish life. Can Montana’s Smith River Survive a Nearby Mine? 2015-07-17T04:00:00Z It’s exactly the kind of chain reaction that Richman undoubtedly hopes to avoid. Man vs. Social Media: Travel Channel's Adam Richman in TV Personality Purgatory 2014-07-07T04:00:00Z "Any default that could follow an event like this, if not centrally cleared, could propagate into a chain reaction of default events," Duffie said. Inside Wall Street's scramble after ICBC hack 2023-11-13T05:00:00Z “It does suggest we really ought to be thinking at the neighborhood scale with fuel reduction. Everybody needs to participate because one house could cause a chain reaction.” It’s been 5 years since California’s deadliest wildfire. Can we stop it from happening again? 2023-11-08T05:00:00Z "This move is a big boost to market confidence, because now the whole real estate market, especially some major real estate enterprises are under pretty big pressure, and their bankruptcy risks triggering a chain reaction." Ping An loses $2.1 billion in market value, China property rallies on Country Garden rescue report 2023-11-08T05:00:00Z "In the second method, in situ hybridization chain reaction, we stained sea star tissue and visually inspected the samples to see where a gene was expressed," said Formery. Where is a sea star's head? Maybe just about everywhere 2023-11-01T04:00:00Z The gut inflammatory response involves a complex machinery that gives rise to a chain reaction involving several molecules. A promising target to fight inflammatory bowel diseases 2023-10-26T04:00:00Z The risk tipping point in this context is the point at which the Earth's orbit becomes so full of debris that one collision sets off a chain reaction of collisions. Report warns about risk tipping points with irreversible impacts on people and planet 2023-10-25T04:00:00Z A tipping point will occur when there is such a critical density of objects in orbit that one collision could set off a chain reaction and take those systems offline, the report says. U.N. report warns of catastrophic climate tipping points. California is nearing several 2023-10-26T04:00:00Z To restore its function, the research team utilized a technique called error-prone polymerase chain reaction to introduce random mutations in the H3R gene. Restoring the function of a human cell surface protein in yeast cells 2023-10-19T04:00:00Z But fast neutrons are much less able to induce fission in uranium-235, which is essential for the chain reaction to power the reactor. U.S. Plan to Put Weapons-Grade Uranium in a Civilian Reactor Is Dangerous and Unnecessary 2023-10-20T04:00:00Z "Inflammatory bowel diseases tend to arise when there is a dysregulation of this NOD2 signalling and of the whole downstream chain reaction." A promising target to fight inflammatory bowel diseases 2023-10-26T04:00:00Z By suppressing radical chain reactions with fuel compounds during the combustion process, the polymer semi-solid electrolyte effectively inhibits the occurrence of battery fires. Researchers unveil fire-inhibiting nonflammable gel polymer electrolyte for lithium-ion batteries 2023-10-18T04:00:00Z "We hope, via the model, we can simulate this chain reaction to understand how to stop it, like a hand in between the dominos tiles," says Sansavini. As surging threats teeter electrical power grids, scientists offer insights to make them more resilient 2023-10-18T04:00:00Z “In 1914, such a chain reaction led, in the space of four weeks, from the assassination of a Habsburg archduke by a Serbian nationalist to all-out war between the Great Powers.” Israel-Hamas clash sparks fears of ‘World War’-style escalation 2023-10-11T04:00:00Z The thinking is that they can set off a political chain reaction. Corbyn supporters may be out of power - but say they're not out of ideas 2023-10-09T04:00:00Z "There are still plenty of unknown questions about the structure of interacting components of these signalling pathways, and answering these would help us understand the many more steps in the chain reaction," added Stephen Cusack. A promising target to fight inflammatory bowel diseases 2023-10-26T04:00:00Z Scientists call it “tickling the dragon’s tail,” Custer said, because the experiment approaches but stays below the stage at which the fission of nuclear materials sustains an ongoing series of chain reactions. U.S. moves closer to underground testing of nuclear weapons stockpile without any actual explosions 2023-10-05T04:00:00Z Actinide elements, and the chain reactions they can undergo, are important for nuclear weapons and energy reactors. Chi-Nu experiment ends with data to support nuclear security, energy reactors 2023-09-28T04:00:00Z “Going on in the air, under the effect of sunlight, are billions of miniature ‘atom bomb’ explosions, a chain reaction of violence and chemical fury.” The sordid tale of L.A.'s forever war on smog 2023-10-01T04:00:00Z The success of the James Bond books and films had set off a chain reaction, with secret agents proliferating on both large and small screens. David McCallum, star of hit TV series ‘The Man From U.N.C.L.E.’ and ‘NCIS,’ dies at 90 2023-09-25T04:00:00Z Researchers ran the same evaluations for about 50 people who showed no sign of current or previous SARS-CoV-2 infection based on polymerase chain reaction and antibody tests. Months after hospitalization for COVID-19, MRIs reveal multiorgan damage 2023-09-22T04:00:00Z A couple of minutes in the centrifuge separates the contents before Che carries the batches under a fume hood, measuring more chemicals into each vial and preparing them for the polymerase chain reaction test machine. WA's mosquito trackers test thousands of bugs. This year they're seeing a spike of West Nile virus 2023-09-17T04:00:00Z When a nucleus undergoes fission, or splits, several neutrons are released, potentially inducing fission in neighboring nuclei to create the chain reaction. Chi-Nu experiment ends with data to support nuclear security, energy reactors 2023-09-28T04:00:00Z The chain reaction across parts suppliers to the stores and restaurants that auto workers patronize could hurt local economies in Michigan, Wisconsin and other states that could be pivotal in next year’s election. Biden sending aides to Detroit to address autoworkers strike, says ‘record profits’ should be shared 2023-09-15T04:00:00Z Physicists had to see if they could generate a self-sustaining chain reaction. How Antisemitism and Professional Betrayal Marred Lise Meitner’s Scientific Legacy 2023-09-14T04:00:00Z Each mass shooting serves as an inspiration to potential perpetrators, setting off a chain reaction of more such murders in the future. Mass Shootings Will Keep Spiraling Upward without Big Changes in Gun Laws 2023-08-28T04:00:00Z This DNA is used as a template for polymerase chain reaction, or PCR, analysis, a method that is essentially the Xerox copier of molecular biology. How Archaeological Methods Are Helping Identify Victims of the Hawaii Wildfires 2023-08-25T04:00:00Z “If one flight is delayed, it’s a chain reaction that makes the whole schedule off,” he said. People are taking flights and airplanes are soaring, but summer air travel setbacks persist 2023-08-21T04:00:00Z Or perhaps radioactivity would bring about a dystopian nightmare: As Rutherford liked to say, "Some fool in a laboratory might blow up the universe unawares" by triggering a planetary chain reaction. Will "godlike AI" kill us all — or unlock the secrets of the universe? Probably not 2023-08-12T04:00:00Z Marissa Moss: At the time, people didn't think a chain reaction was possible. How Antisemitism and Professional Betrayal Marred Lise Meitner’s Scientific Legacy 2023-09-14T04:00:00Z Somehow, a mild case of COVID-19 set off a chain reaction that eventually left Camilleri with dangerous blood pressure spikes, a heartbeat that raced with slight exertion, and episodes of intense chest pain. COVID-19 took a toll on heart health and doctors are still grappling with how to help 2023-08-09T04:00:00Z The Global Times, a Chinese state-run newspaper, said the reported pushback on BYD's investment plan "will lead to a chain reaction and deal a blow to the overall confidence of Chinese companies in investing India." Analysis: In India, it's advantage Tesla as Chinese automakers face heat 2023-08-02T04:00:00Z And as you heard in the previous episode, it was there that Fermi and his team created the first sustained nuclear chain reaction. This Lost Woman of the Manhattan Project Saw the Deadly Effects of Nuclear Radiation Up Close 2023-07-27T04:00:00Z Finally the act of large quantities of melted sea ice entering the ocean could set off a chain reaction that leads to even more melting and more climate warming. Antarctica's rapidly melting ice is in "unprecedented" territory 2023-07-25T04:00:00Z And you could create a chain reaction where one fission sets off another, sets off another, sets off another, sets off another, sets off another, sets off another until you have this huge bomb. How Antisemitism and Professional Betrayal Marred Lise Meitner’s Scientific Legacy 2023-09-14T04:00:00Z She was also the only woman present for the world’s first successful nuclear chain reaction. What the Film Oppenheimer Probably Will Not Talk About: The Lost Women of the Manhattan Project 2023-07-20T04:00:00Z In the paper, the researchers claimed to have found a chain reaction of brain proteins, including one called Death Receptor 6, that contributed to the development of Alzheimer’s disease. What to Know About the Stanford President’s Resignation 2023-07-19T04:00:00Z The goal was to cause a plutonium core to generate a short controlled nuclear chain reaction. This Lost Woman of the Manhattan Project Saw the Deadly Effects of Nuclear Radiation Up Close 2023-07-27T04:00:00Z There was a non-zero chance that the heat from the explosion could set off a chain reaction that would ignite the atmosphere and literally set the world on fire. In ‘Oppenheimer,’ Cillian Murphy finally gets to lead a Christopher Nolan film 2023-07-13T04:00:00Z “You can see that one man not doing his job caused a chain reaction that has a lot of people involved in it.” After deadly oil train wreck, change comes slowly for devastated city 2023-07-07T04:00:00Z Enrico Fermi's group was working to create a self-sustaining chain reaction, the first crucial step in creating an atomic bomb. What the Film Oppenheimer Probably Will Not Talk About: The Lost Women of the Manhattan Project 2023-07-20T04:00:00Z The manager likens it to a chain reaction. The WGA strike has hit some restaurants hard. They're rallying behind it anyway 2023-06-21T04:00:00Z This book covers people and events from early 20th century discoveries leading to the creation of nuclear chain reactions, through the Manhattan Project and the 1945 bombings of Hiroshima and Nagasaki. This Lost Woman of the Manhattan Project Saw the Deadly Effects of Nuclear Radiation Up Close 2023-07-27T04:00:00Z The danger occurs when a cell goes into “thermal runaway,” a chain reaction in which heat develops extremely quickly, creating a threat of fire and sometimes explosion. How e-bike battery fires became a deadly crisis in New York City 2023-06-21T04:00:00Z Investigators determined that the Lexus was traveling west in the eastbound lanes of Pacific Coast Highway when it collided with the first vehicle, setting off a chain reaction of collisions, according to police. Dashcam video shows crash that killed wrong-way driver in Long Beach 2023-06-09T04:00:00Z Specifically, the only woman present during the world's first demonstration that a nuclear chain reaction was possible. What the Film Oppenheimer Probably Will Not Talk About: The Lost Women of the Manhattan Project 2023-07-20T04:00:00Z Some signs suggest that the chain reaction has begun. What Recession? Economy’s Staying Power Poses Big Questions for the Fed 2023-06-08T04:00:00Z When the reactor is operating, it requires cooling to absorb the heat and keep the fuel rods from melting together, which would set off a catastrophic chain reaction. Kakhovka dam breach raises risk for Zaporizhzhia nuclear plant 2023-06-07T04:00:00Z A chain reaction would result, and LEO would become a barrier that would effectively prevent humankind's access to space! Readers Respond to the February 2023 Issue 2023-05-28T04:00:00Z Some uranium atoms split or fission to release energy and neutrons, which then split other uranium atoms in a chain reaction. U.S. planning test reactor to run on weapons-grade uranium 2023-05-23T04:00:00Z The widespread adoption of these foods in the rest of the world began a chain reaction of increased demand for them and for agricultural labor. World History: from 1400 2022-12-14T00:00:00Z Figure 10.4 Polymerase chain reaction, or PCR, is used to produce many copies of a specific sequence of DNA using a special form of DNA polymerase. Concepts of Biology 2013-04-25T00:00:00Z In 1942, shortly after it began, the world's first nuclear chain reaction was ignited just a few blocks from where I sit at the University of Chicago. Why we need a "Manhattan Project" for A.I. safety 2023-05-18T04:00:00Z That chain reaction is expected to sap demand, which could make it harder for firms to increase prices without scaring away customers. Inflation Slowed in April, Marking 10th Month of Moderation 2023-05-10T04:00:00Z It set off a chain reaction of hits and runs — seven total in the eighth inning — that would result in the Mariners stunning 7-5 victory over Houston. Mariners find some of that old chaos to rally past Astros in eighth 2023-05-06T04:00:00Z In a real weapon, conventional explosives ringing an actual pit would implode the plutonium to a critical density, triggering an explosive fissile chain reaction. Trust but verify: Can the U.S. certify new nuclear weapons without detonating them? 2023-04-20T04:00:00Z Within seconds, control rods positioned above reactors at Ukraine’s three working plants dropped into cores to absorb neutrons and stop the chain reaction that could lead to a meltdown. How Ukraine Won the War to Keep the Lights On 2023-04-11T04:00:00Z But after the collapse of Silicon Valley Bank started a chain reaction that is causing many types of funding to dry up, she is not sure where she is going to get the cash. From Winemakers to Builders, Borrowers Brace for Fallout From Bank Turmoil 2023-04-10T04:00:00Z “When these ideas in real-time started happening, it became a chain reaction, a domino effect,” Reigns said. Hail to the Chief: Inside Roman Reigns’ 3 years as WWE champ 2023-03-30T04:00:00Z The Biden administration’s public push is part of a larger effort by the Biden to ensure that individual bank failures can be contained without triggering a chain reaction across the wider financial system. Biden calls to revive bank regulations that Trump weakened 2023-03-30T04:00:00Z But most tragically, they abandon principle and humanity, and set off a chain reaction that ends up returning refugees to persecution. Opinion: Now Trump's cruel border policy is spreading in Canada 2023-03-29T04:00:00Z The bank’s failure set off a chain reaction that has coursed through the global banking system in the weeks since. Federal Regulators Criticize Bank Executives and Pledge Reviews 2023-03-28T04:00:00Z The bank’s downfall and the chain reaction it set off is also likely to result in a broader push for stricter bank oversight. Before Collapse of Silicon Valley Bank, the Fed Spotted Big Problems 2023-03-19T04:00:00Z Operators are now testing the reactor in “subcritical” conditions that don’t support a nuclear chain reaction and will ramp up from there, Dimeo says. To scientists’ relief, key research reactor to restart 2 years after accident | Science | AAAS 2023-03-14T04:00:00Z The bank had to sell bonds at a loss to cover those withdrawals, beginning a chain reaction. Silicon Valley Bank collapse, rise of ‘woke’ financial sector spark fear of major economic crisis 2023-03-12T05:00:00Z In a series of tweets, Volkov said he had been wrong to think his approach might "set off a chain reaction of public condemnations of the war and a split in the Russian elites". Aide to Russia's Navalny steps aside in furore over sanctions letter to EU 2023-03-09T05:00:00Z A year later the Miami Herald reported that design failures, shoddy construction, 40 years of damage and neglect "lined up like dominoes to create the perfect conditions for a deadly chain reaction." Neoliberalism made us broke. Now it's killing us 2023-03-08T05:00:00Z Earlier this month, in East Palestine, Ohio over 115,580 gallons of vinyl chloride had to be vented and burned off to prevent a cataclysmic chain reaction. The runaway train lobby: Rail giants spent millions to fight stricter rules before Ohio disaster 2023-02-28T05:00:00Z Hamilton’s team will investigate how neutrons move around and affect the chain reaction of nuclear fission, as well as how heat from fission moves through the system. New Exascale Supercomputer Can Do a Quintillion Calculations a Second 2023-02-09T05:00:00Z Earthquakes are in a kind of chain reaction; they converse by the transfer of stress. Why the Earthquake in Turkey Was So Damaging and Deadly 2023-02-06T05:00:00Z Modern experts have concluded that the movements are not orchestrated by any one leader, but rather by a chain reaction of microsecond influences. Rome’s starlings create a stunning spectacle -- and a huge mess It’s a form of psychological avoidance, as they look on at our uniquely American horror show, one gun barrage in chain reaction after another, numbly doing nothing. As the mass shootings mount, so does the numb avoidance 2023-01-25T05:00:00Z They said they had built “a mutagenic chain reaction.” Gene Drives Could Fight Malaria and Other Global Killers but Might Have Unintended Consequences 2023-01-13T05:00:00Z In a reactor’s core, uranium and plutonium nuclei split in a chain reaction, and the antineutrinos come from the radioactive “beta decay” of the lighter nuclei left behind. Nuclear reactor mystery solved, with no need for new particles 2023-01-11T05:00:00Z Details: China still requires incoming travelers to show a negative result on a polymerase chain reaction, or P.C.R., test taken within 48 hours before departure. Your Wednesday Briefing 2023-01-04T05:00:00Z Even after China eases its travel restrictions, the government will still require incoming travelers to show a negative result on a polymerase chain reaction, or P.C.R., test, taken within 48 hours before departure. China Calls Travel Restrictions Imposed on Its Travelers ‘Political’ 2023-01-03T05:00:00Z Undeterred, his unbridled enthusiasm ingratiates him with his hosts, which could have a chain reaction resulting in everyone’s happiness. 10 noteworthy books for January 2023-01-01T05:00:00Z In their grant application, they wrote about the potential danger of misinterpreting witness statements given "the countless accounts of how this presumed guilt can start a chain reaction of confirmation bias." They called 911 — but cops and prosecutors decided they were lying 2023-01-01T05:00:00Z When problems emerge at one airport, or point, in its network, they can set in motion a chain reaction that is harder to contain than with a centralized hub model. Long a fan favorite, Southwest’s model now faces questions 2022-12-30T05:00:00Z The government will require incoming travelers to show a negative polymerase chain reaction, or P.C.R., test within 48 hours before departure. China Responds to U.S. Covid Testing Rule With a Collective Shrug 2022-12-29T05:00:00Z “This is going to set off a chain reaction,” said a plugged-in, high-ranking official with an NFL club that probably will be sold in the coming years. Analysis | Zach Wilson’s time in New York is ending like this Jets season: Badly 2022-12-27T05:00:00Z From Jan. 8, incoming travelers will be required to show only a negative polymerase chain reaction, or P.C.R., test within 48 hours before departure, China’s National Health Commission said. China to Drop Covid Quarantine for Incoming Travelers 2022-12-26T05:00:00Z And it will set up another chain reaction of stories when they next all meet in front of the public - next year's coronation isn't far away. Netflix analysis: This time Harry and Meghan got personal 2022-12-15T05:00:00Z The Fed can stop that chain reaction by lifting interest rates to slow demand. Inflation Forecasts Were Wrong Last Year. Should We Believe them Now? 2022-12-12T05:00:00Z It would also serve as a prototype for subcritical nuclear power reactors that, unlike existing plants, do not sustain a chain reaction in their core. Hero city: Crippled by Russian attacks, Ukraine’s science hotbed refuses to give up 2022-12-06T05:00:00Z The microbial interlopers may set off a chain reaction that prevents the immune system from killing cancerous cells, and they may also help cancer metastasize to other parts of the body. Bacteria in tumors may promote cancer 2022-11-16T05:00:00Z Cells in the battery heat as they charge and when the battery overheats, it causes something like a chain reaction with the other cells, she said. Lithium-Ion Batteries in E-Bikes and Other Devices Pose Fire Risks 2022-11-14T05:00:00Z The failure of stablecoin issuer Terra Luna in May set off a chain reaction that brought down lenders Voyager Digital and Celsius Network and the crypto hedge fund Three Arrows Capital. Sam Bankman-Fried charmed Washington. Then his crypto empire imploded. 2022-11-12T05:00:00Z The market carnage turned even uglier in May, when a project known as Terra and its companion token, Luna, crashed, touching off a chain reaction of company failures. Crypto chaos continues as Binance drops bid to buy rival FTX 2022-11-09T05:00:00Z This type of inflammation causes a chain reaction that can kill a lot of neurons like a bursting string of firecrackers. Like a "fire in the brain": COVID can cause brain inflammation that mimics Parkinson's symptoms 2022-11-02T04:00:00Z The job market remains strong for now, but unemployment is forecast to rise next year, thanks to the Fed-induced chain reaction. Jerome Powell Is Popular. His War on Inflation Could Change That. 2022-10-31T04:00:00Z So central banks, including Britain’s, have increased interest rates: They hope to start a chain reaction of less investment to less economic growth to less demand to less inflation. Liz Truss’s Downfall 2022-10-21T04:00:00Z The sample is taken from the item and the DNA amplified using the same technology that’s used in testing for the coronavirus in a lab, called the polymerase chain reaction, or PCR. ‘Touch DNA’ instrumental in Syed’s exoneration 2022-10-20T04:00:00Z And in corners of finance that involve more complicated investment structures, there’s concern that volatility could trigger a dangerous chain reaction. After U.K. Market Blowout, American Officials Ask: Could It Happen Here? 2022-10-19T04:00:00Z And in corners of finance that involve more complicated investment structures, there’s a concern that volatility could trigger a dangerous chain reaction. After U.K. Market Blowout, American Officials Ask: Could It Happen Here? 2022-10-19T04:00:00Z Project manager Chris Dixon said then that steel from the shredded pipe got stuck in Bertha’s rotary cutting head and teeth, setting off a chain reaction of problems that ruined internal bearings and gears. WA Supreme Court hands WSDOT a $77M win in Highway 99 tunnel dispute 2022-10-14T04:00:00Z After the Russian invasion of Ukraine set off a chain reaction of European sanctions and Russian countermeasures, that flow was shut off. Germany’s New Hunger for Coal Dooms a Tiny Village 2022-10-13T04:00:00Z Wastewater sampling could use new polymerase chain reaction techniques to fish for both known and novel pathogens. Evidence suggests pandemic came from nature, not a lab, panel says 2022-10-09T04:00:00Z “And that affects all the travelers on your plane and creates a chain reaction, backing up the unloading of other planes.” Advice | The completely correct guide to the rules of baggage claim If central bankers decide that such a chain reaction is likely to weigh on their own business activity and inflation, it may give them more room to slow their policy changes. Global Fallout From Rate Moves Won’t Stop the Fed 2022-10-07T04:00:00Z Flames can accelerate through chain reactions, known as thermal runaway. Tesla’s big batteries aren’t the fire problem — lithium is 2022-10-03T04:00:00Z "Why do I go out every day? In order to create a chain reaction of protest," he says. Ukraine war: The Russians risking freedom to protest Putin's invasion 2022-09-21T04:00:00Z A large enough chain reaction could render orbital space unusable. To keep space safe, Congress must help keep it clean 2022-09-19T04:00:00Z “With the price of energy as it is, the factory isn’t working as much as it used to, and it is already creating a chain reaction,” he said. ‘Crippling’ Energy Bills Force Europe’s Factories to Go Dark 2022-09-19T04:00:00Z “All this warm air that’s been brought north by this ex-typhoon is basically inducing a chain reaction in the jet stream downstream from Alaska,” he said. Alaska braces for huge storm, flooding, power outages feared 2022-09-16T04:00:00Z But environmental activists and analysts fear an unwelcome chain reaction in agriculture. Another California exodus: Dairy cows leave for greener pastures in Texas, Arizona as farms squeezed 2022-09-16T04:00:00Z That agent puts their newly acquired wares on the trading block, which sparks a chain reaction of favors, pacts and solicitations across an entire subculture of gridiron connoisseurs. Inside the mysterious world of college football game film 2022-09-14T04:00:00Z A runaway chain reaction can, however, cause a major accident like those at Fukushima or Chernobyl. Explainer: The Zaporizhzhia nuclear power plant's shutdown 2022-09-12T04:00:00Z The overlapping advisories might set off a chain reaction that makes the response to each event more difficult, according to local officials. A California County Braces for Fire, Floods and Mudslides, All at Once 2022-09-09T04:00:00Z The tomatoes quickly caused a chain reaction of crashes, he added: Another car struck the two vehicles, and then another was sideswiped by yet another swerving car. Tomatoes Spill Onto Interstate, Causing Crashes, Quips and Confusion 2022-08-29T04:00:00Z A deadly, chemical chain reaction which, they say, may have been exacerbated by a hot summer and low river levels. Oder mass fish deaths: Searching for clues to Polish-German border mystery 2022-08-26T04:00:00Z That process must be controlled to prevent a runaway chain reaction that would overheat and in the worst case cause a meltdown like those at Chornobyl or Fukushima. Explainer: Zaporizhzhia's power lines: ramparts against nuclear meltdown 2022-08-25T04:00:00Z Since neutrons can induce fission, a self-sustaining chain reaction is possible, provided more than one neutron is produced on average — that is, if x > 1 in n + AX → FF1 + FF2 + xn . College Physics for AP Courses 2015-08-12T00:00:00Z Because the neutrons may induce additional fission reactions when they combine with other heavy nuclei, a chain reaction can result. Chemistry 2019-02-14T00:00:00Z Polymerase chain reaction is used to amplify selected portions of prokaryotic DNA. Biology for AP Courses 2022-06-09T00:00:00Z The crash of 1929, when the U.S. stock market plummeted and American capital dried up, set in motion a series of financial chain reactions that contributed significantly to a global downward economic spiral. U.S. History 2014-12-30T00:00:00Z The latter tweet started a chain reaction that led to him stepping down as chairman of Tesla to resolve the Securities and Exchange Commission claims that he defrauded investors. Elon Musk’s joke about buying Manchester United sparks joy, outrage 2022-08-17T04:00:00Z In case the reactor overheats and boils the water away, the chain reaction terminates, because water is needed to thermalize the neutrons. College Physics for AP Courses 2015-08-12T00:00:00Z On the other hand, if too many neutrons escape the bulk material without interacting with a nucleus, then no chain reaction will occur. Chemistry 2019-02-14T00:00:00Z Polymerase chain reaction is used to amplify selected portions of prokaryotic DNA. Biology for AP Courses 2022-06-09T00:00:00Z A chain reaction of bank failures culminated with the New York Stock Exchange suspending all trading for ten days at the end of September 1873. U.S. History 2014-12-30T00:00:00Z "This will prevent a chain reaction that would do much more damage. Our top priority now is to swiftly implement the stabilisation package," Maubach said. Pummelled by gas crisis, Germany's Uniper posts $12.5 bln net loss 2022-08-17T04:00:00Z In case the reactor overheats and boils the water to steam or is breached, the absence of water kills the chain reaction. College Physics for AP Courses 2015-08-12T00:00:00Z If this process continues, a nuclear chain reaction occurs. Chemistry 2019-02-14T00:00:00Z Pressurised water is used to transfer heat away from the reactor and to slow down neutrons to enable the Uranium 235 to continue its chain reaction. Factbox: The vast nuclear plant in the eye of the war in Ukraine 2022-08-08T04:00:00Z “We’re not doing this to try to stop pollution a little bit. We are doing this to try to stop climate change becoming a runaway chain reaction.” Long a Climate Straggler, Australia Advances a Major Bill to Cut Emissions 2022-08-04T04:00:00Z If Eta and Iota had not hit, it would not have started a chain reaction of other things that forced them to flee. Climate Migration: Honduran couple flee amid storms, threats 2022-07-28T04:00:00Z The possibility of a self-sustained chain reaction was immediately recognized by leading scientists the world over. College Physics for AP Courses 2015-08-12T00:00:00Z The amount of a fissionable material that will support a self-sustaining chain reaction is a critical mass. Chemistry 2019-02-14T00:00:00Z PCR, or polymerase chain reaction, testing is rarely done at point-of-care settings like doctors' offices or pharmacies, because the traditional equipment is bulky and expensive and requires trained operators. Experimental chewing gum reduces Omicron in saliva; sexual dysfunction, hair loss among long COVID symptoms 2022-07-26T04:00:00Z This chain reaction gives us hints as to what is involved in computing the derivative of sin⎛x3⎞. Calculus, Volume 1 2016-03-30T00:00:00Z A patient can confirm their condition is Marburg through antibody, antigen and polymerase chain reaction tests, health organizations said. What to Know About the Marburg Virus Disease 2022-07-22T04:00:00Z Since the buildup of the uranium chain reaction is relatively slow, the device to hold the critical mass together can be relatively simple. College Physics for AP Courses 2015-08-12T00:00:00Z Cite the conditions necessary for a nuclear chain reaction to take place. Chemistry 2019-02-14T00:00:00Z One reason is that low-cost rapid tests are antigen tests, while clinics and county test centers use polymerase chain reaction, or PCR, tests, which are better at detecting infections in their early stages. You just tested yourself for COVID-19. Should you report the results to L.A. County? 2022-07-19T04:00:00Z Once a gene has been isolated, scientists can take a small sample and make multiple copies of specific DNA sequences using a technique known as polymerase chain reaction. Miller & Levine Biology 2018-01-01T00:00:00Z Traders told Reuters of a major dollar order in early London trading that sparked a chain reaction and sped the euro's drop as it broke through its 2017 low. Dollar rules as recession fears hit euro, pound under fire 2022-07-06T04:00:00Z Again, a neutron source must be triggered at just the correct time to initiate the chain reaction. College Physics for AP Courses 2015-08-12T00:00:00Z The first controlled nuclear chain reaction was carried out in a reactor at the University of Chicago in 1942. Chemistry 2019-02-14T00:00:00Z Those with symptoms 4 weeks or more after a positive polymerase chain reaction test for the virus, even if they were initially asymptomatic, were classified as having Long Covid. News at a glance: An apology for ‘conversion therapies,’ Long Covid, and a narrowing racial gap in NIH grants 2022-06-22T04:00:00Z Many nuclear reactors use ordinary water to cool the core and “moderate” the chain reaction, slowing neutrons so they are more likely to trigger fission. Fusion power may run out of fuel before it even gets started 2022-06-22T04:00:00Z "We aren't making anything, so builders can't build anything. There's a chain reaction. We have nothing to pay contractors, taxes or wages." Ukraine-Russia war: 'Sanctions have brought my factory to a standstill' 2022-06-22T04:00:00Z The core of a nuclear reactor generates a large amount of thermal energy from the decay of fission products, even when the power-producing fission chain reaction is turned off. College Physics for AP Courses 2015-08-12T00:00:00Z Material that can sustain a nuclear fission chain reaction is said to be fissile or fissionable. Chemistry 2019-02-14T00:00:00Z The Fed is trying to bring inflation back under control by raising interest rates, which sets off an economy-cooling chain reaction. The Painful Path 2022-06-21T04:00:00Z The challenge for breeding is that fusion doesn’t produce enough neutrons, unlike fission, where the chain reaction releases an exponentially growing number. Fusion power may run out of fuel before it even gets started 2022-06-22T04:00:00Z If it continues to recede, it will cause a disastrous chain reaction. Your Wednesday Briefing 2022-06-08T04:00:00Z Figure 32.26 A chain reaction can produce self-sustained fission if each fission produces enough neutrons to induce at least one more fission. College Physics for AP Courses 2015-08-12T00:00:00Z An amount of fissionable material that cannot sustain a chain reaction is a subcritical mass. Chemistry 2019-02-14T00:00:00Z They were unsure if the reactor would power up as hoped or whether a runaway chain reaction might blow it up. Public tours resume at historic Central WA nuclear reactor, where the atomic age began 2022-05-23T04:00:00Z All participants had infections confirmed by polymerase chain reaction testing. News at a glance: A COVID-19 drug nixed, a Chinese database investigated, and a new energy research leader confirmed 2022-05-18T04:00:00Z The combination of low salaries — a senior officer earns roughly $1,000 per month — and swelling budgets is a recipe for all sorts of theft, analysts said, leading to a chain reaction of problems. Russia Planned a Major Military Overhaul. Ukraine Shows the Result. 2022-05-16T04:00:00Z To produce large power, reactors contain hundreds to thousands of critical masses, and the chain reaction easily becomes self-sustaining, a condition called criticality. College Physics for AP Courses 2015-08-12T00:00:00Z In an emergency, the chain reaction can be shut down by fully inserting all of the control rods into the nuclear core between the fuel rods. Chemistry 2019-02-14T00:00:00Z If a penetrating hit on the tank’s relatively thin side armor detonates one of these rounds, the explosion can set off a chain reaction, killing the crew and destroying the tank. How the ‘jack-in-the-box’ flaw dooms some Russian tanks 2022-04-30T04:00:00Z Meaning that fission creates a chain reaction–the splitting of one atom causes the splitting of another and another...The result is the release of a huge amount of energy–an explosion. Lost Women of Science Podcast, Season 2, Episode 4: Netherworld 2022-04-21T04:00:00Z The other All-Star first baseman, whose trade from Oakland to Atlanta started this chain reaction, is ecstatic that he and his wife were given the chance to return to their hometown on a long-term deal. When the Uniforms Seem Not Quite Right 2022-04-17T04:00:00Z It not only proved that the chain reaction was possible, it began the era of nuclear reactors. College Physics for AP Courses 2015-08-12T00:00:00Z A fissionable isotope must be present in large enough quantities to sustain a controlled chain reaction. Chemistry 2019-02-14T00:00:00Z When an enemy shot hits the right spot, the ring of ammunition can quickly “cook off” and ignite a chain reaction, blasting the turret off the tank’s hull in a lethal blow. How the ‘jack-in-the-box’ flaw dooms some Russian tanks 2022-04-30T04:00:00Z And the chain reaction it causes doesn’t happen all at once–it unfolds over time–granted, a tiny fraction of a second. Lost Women of Science Podcast, Season 2, Episode 4: Netherworld 2022-04-21T04:00:00Z Changing the floor started a chain reaction of renovation ideas that quickly spilled into the kitchen. High-end redux for a Georgetown pied-a-terre 2022-04-14T04:00:00Z Eventually, the theory goes, the chain reaction should help to slow inflation. Fed minutes showed ‘many’ officials in favor of a big rate increase. 2022-04-06T04:00:00Z Naturally occurring uranium contains only 0.72% of 235U, the kind of uranium that is “fissile,” that is, capable of sustaining a nuclear fission chain reaction. Chemistry 2019-02-14T00:00:00Z If a penetrating hit on the tank’s relatively thin side armor detonates one of these rounds, the explosion can set off a chain reaction, killing the crew and destroying the tank. How the ‘jack-in-the-box’ flaw dooms some Russian tanks 2022-04-30T04:00:00Z In doing so, you learn how likely it is that a neutron will undergo fission, and whether that fission will trigger a chain reaction. Lost Women of Science Podcast, Season 2, Episode 4: Netherworld 2022-04-21T04:00:00Z While the report welcomed "some of the government's work" it warned that "without fundamental change" the UK was facing "a chain reaction of wage rises, leading to price increases and food production being exported abroad". Farming labour shortage could mean price rises, MPs warns 2022-04-05T04:00:00Z The charity is calling for greater investment to avoid a devastating chain reaction in which life chances are blighted. Covid closures still affecting 400 million pupils - Unicef 2022-03-29T04:00:00Z Its chain reaction became uncontrollable and increased to a level far beyond what the reactor was designed for. Chemistry 2019-02-14T00:00:00Z The House committee has also sharpened its focus on how the tweet set off a chain reaction that galvanized Trump’s supporters to begin military-style planning for Jan. 6. New focus on how a Trump tweet incited far-right groups before Jan. 6 2022-03-29T04:00:00Z If enough chain reactions occur in the simulation, the bomb will explode in real life. Lost Women of Science Podcast, Season 2, Episode 4: Netherworld 2022-04-21T04:00:00Z The chain reaction happened around 10:36 a.m. on Interstate 81 in Schuylkill County about 50 miles northeast of Harrisburg, Pa., where an early spring burst of wintry weather overwhelmed drivers in the northbound lanes. Snow Squall Leads to 50-Car Pileup on Pennsylvania Highway 2022-03-28T04:00:00Z He did not mention whether the results were from polymerase chain reaction tests, which are more accurate than rapid tests. Musk says he has 'supposedly' tested positive for COVID again 2022-03-28T04:00:00Z In usual practice, both a moderator and control rods are necessary to operate a nuclear chain reaction safely for the purpose of energy production. Chemistry 2019-02-14T00:00:00Z On Sept. 11, Mr. Torres watched the towers burn on television and passed through a chain reaction of emotions and conclusions. Opinion | The Monster That Followed Him Home From War 2022-03-25T04:00:00Z If it hits another nucleus, what are the odds that it causes a fission to continue the chain reaction or that it's just harmlessly absorbed? Lost Women of Science Podcast, Season 2, Episode 4: Netherworld 2022-04-21T04:00:00Z One driver who was involved in the pileup captured the chain reaction on video as it happened, and the diminished visibility that motorists encountered. Snow Squall Leads to 50-Car Pileup on Pennsylvania Highway 2022-03-28T04:00:00Z But the chain reaction plays out gradually, and its results can be seen only with a delay, so it is easy to lay on the brakes too hard. The Fed Bets on a ‘Soft Landing,’ but Recession Risk Looms 2022-03-25T04:00:00Z He said that someone likely hit their brakes and caused a chain reaction. Missouri interstate crash involving 40-50 vehicles results in at least five dead: Report 2022-03-17T04:00:00Z To bolster China's testing ability, authorities last week approved the use of self-administered antigen testing kits as a supplement to polymerase chain reaction tests. Analysis: China's COVID governance under pressure as Omicron spreads 2022-03-16T04:00:00Z These later-season winds are more likely to have upper-level support — meaning winds higher in the troposphere may influence the winds at the surface through a sort of chain reaction. Why it's been so warm and windy in Southern California this winter 2022-03-12T05:00:00Z The Chernobyl disaster occurred after a safety test on a nuclear reactor's steam turbine went wrong and the administrators accidentally caused an uncontrolled nuclear chain reaction. The Russian military nearly caused a nuclear catastrophe when capturing Ukrainian nuclear plant 2022-03-11T05:00:00Z “I was looking for the variety of different types of domino and chain reaction techniques used, the variety of different sizes,” said Price. Go inside 'Domino Masters,' where 'one wrong move' means disaster 2022-03-09T05:00:00Z In any nuclear reactor, the purpose is to maintain a nuclear fission chain reaction in the fuel that generates heat and also additional neutrons, which are used to propagate the chain reaction. The Risks of Russian Attacks near Ukraine Nuclear Power Plants 2022-03-04T05:00:00Z At popular ice fishing lakes across the Matanuska-Susitna Borough north of Anchorage, this year’s warmer temperatures melted the snow, resulting in a chain reaction. As planet warms, less ice covering North American lakes 2022-03-04T05:00:00Z Moreover, when the United States raised tariffs, it set off a chain reaction. World History: Patterns of Interaction 2012-01-01T00:00:00Z Renin is an enzyme produced by the kidneys that triggers a chain reaction that leads to aldosterone production. Doctors overlook a curable cause of high blood pressure 2022-02-26T05:00:00Z Another incorrectly labelled clip on Twitter claims to be of a Russian airstrike on Ukraine "that caused a chain reaction at the Luhansk power plant". Ukraine conflict: Further false images shared online 2022-02-25T05:00:00Z This is what biologists refer to as the cascade effect, a chain reaction caused by the disruption of one trophic level of the food chain. Road salt runoff is making freshwater lakes inhospitable 2022-02-24T05:00:00Z Much of the effort has been focused on reducing phosphorous, nitrogen and sediment whose buildup triggers a biological chain reaction that creates algae blooms and dead zones in the bay. Maryland Department of Environment is failing to protect the Chesapeake Bay, critics say 2022-02-12T05:00:00Z Austria-Hungary’s declaration of war against Serbia set off a chain reaction within the alliance system. World History: Patterns of Interaction 2012-01-01T00:00:00Z This sparked a chain reaction of military overthrows: Special forces officers toppled Mali’s president in August 2020 and again nine months later, pledging to restore safety. France announces withdrawal of troops from Mali, reshaping the fight against Islamist extremists in West Africa 2022-02-17T05:00:00Z The capital city was the nearest place with laboratory technology set up to run a process known as polymerase chain reaction—or PCR. The Pandemic Set Off a Boom in Diagnostics 2022-02-16T05:00:00Z The blockades have stranded some truckers on the wrong side of the border, creating a chain reaction of missed deliveries. Canadian Trucker Protests Snarl an Already Hobbled Auto Industry 2022-02-10T05:00:00Z If the reseller doesn’t understand exactly what the original client wants and hires Dawn to complete a task, a chain reaction of refund requests can fall on the person actually doing the work. Reselling gig work is TikTok’s newest side hustle 2022-02-09T05:00:00Z Not long after Thanksgiving, the rapid tests began quickly disappearing off pharmacy shelves, and there were long lines at clinics for polymerase chain reaction, or P.C.R., tests. New Government Website for Ordering Covid Tests Is Up and Running 2022-01-18T05:00:00Z A chain reaction begins, with new magma fragments exposing fresh hot interior surfaces to water, and the explosions repeat, ultimately jetting out volcanic particles and causing blasts with supersonic speeds. Why the Tonga Eruption Was So Violent, and What to Expect Next 2022-01-18T05:00:00Z It was then that the idea for polymerase chain reaction came to him. The Pandemic Set Off a Boom in Diagnostics 2022-02-16T05:00:00Z The ill-fated title hopefuls endured their latest setback Saturday, when Kevin Durant suffered a sprained medial collateral ligament in his left knee during an unfortunate chain reaction. Analysis | Kevin Durant’s knee sprain hits Nets where it hurts the most 2022-01-17T05:00:00Z PCR stands for polymerase chain reaction, a technique that amplifies trace amounts of virus DNA. They relied on rapid coronavirus tests to gather safely. Some wish they hadn’t. 2022-01-17T05:00:00Z In his statement, Djokovic said he had a negative rapid antigen test before this event and learned of his positive polymerase chain reaction test afterward. For Djokovic, Questions Over Test Result and Public Events 2022-01-11T05:00:00Z Similar to swab tests, saliva is a specimen that can be collected for polymerase chain reaction testing. COVID-19 tests: Different types and when to use them 2022-01-11T05:00:00Z A large release of heat from a cell can ignite another, and the combined heat can ignite others in a chain reaction known as “thermal runaway.” GM heralded this plant as a model for its electric car future. Then its batteries started exploding. 2021-12-30T05:00:00Z Elsewhere in Kentucky Thursday, up to 30 cars were reported to have been involved in a chain reaction crash along the Western Kentucky Parkway near Elizabethtown, leaving drivers caught behind it stuck for hours. Winter storms slam Mid-South, cause dozens of accidents 2022-01-07T05:00:00Z “This juror has no idea what kind of a chaotic chain reaction he has unleashed,” said Jason P.W. Juror revelations may jeopardize Ghislaine Maxwell convictions, experts say 2022-01-06T05:00:00Z One reason is that the low-cost rapid tests are antigen tests, while clinics and county test centers use polymerase chain reaction tests, which are better at detecting infections in their early stages. If you take an at-home coronavirus test, who keeps track of the results? Probably no one 2022-01-06T05:00:00Z Six months after the last dose, they visually examined all participants for ulcers, confirming they were caused by yaws with polymerase chain reaction testing. Three doses of a cheap, common antibiotic batter—but don’t beat—yaws, a tropical skin disease 2022-01-05T05:00:00Z Problems began Monday morning, when a truck jackknifed on Interstate 95 between Richmond and Washington, triggering a swift chain reaction as other vehicles lost control, state police said. Virginia officials defend respond to snowy gridlock on I-95 2022-01-04T05:00:00Z Problems began Monday morning when a truck jackknifed on I-95, triggering a swift chain reaction as other vehicles lost control, state police said. Stranded on Virginia’s roads: ‘It’s not getting any better’ 2022-01-04T05:00:00Z They took rapid tests and were asymptomatic but decided to isolate while awaiting the results of their polymerase chain reaction tests, the statement said. World Digest: Jan. 3, 2022 2022-01-03T05:00:00Z PCR, or polymerase chain reaction, tests can yield positive results even when the patient is not infectious, she said. Fauci says U.S. officials may soon add testing component to new 5-day isolation period 2022-01-02T05:00:00Z “I got sick, so the red flag went up,” Cronin said, “we had a couple of guys coughing, so they tested them and that started the chain reaction for us.” Inching toward a return, UCLA basketball resumes conditioning after COVID outbreak 2021-12-28T05:00:00Z The report set off a chain reaction that resulted in Milton stepping down as board chairman and CEO and eventually his arrest. Nikola agrees to pay $125 million to settle allegations it defrauded investors 2021-12-21T05:00:00Z A more reliable polymerase chain reaction, or PCR, test confirmed the earlier result late Monday. Gov. Larry Hogan tests positive for coronavirus 2021-12-20T05:00:00Z To diagnose Covid, doctors generally rely on polymerase chain reaction, or P.C.R., tests — highly sensitive tests that are performed in laboratories. With Omicron, U.S. Testing Capacity Faces Intense Pressure 2021-12-17T05:00:00Z Herbert’s display of arm talent caused a chain reaction on social media by viewers tuning in. Chargers' Justin Herbert launches jaw-dropping touchdown pass vs. Giants, social media goes into frenzy 2021-12-12T05:00:00Z The chain reaction pushed prices higher at every link along the way. No more 99-cent pizza: Why inflation worries are rising 2021-12-09T05:00:00Z China is not only confident there will be no chain reaction, but perceives overwhelming global support for the Games, he said. China dismisses U.K., Canada Olympic boycott as ‘farce’ 2021-12-09T05:00:00Z The combination of extreme summer heat and a lack of precipitation set off a deadly chain reaction. Germany’s trees are dying. A fierce debate has broken out over how to respond 2021-12-02T05:00:00Z The results of their polymerase chain reaction test on arrival “revealed the presence of S-gene target failure which may be associated with the omicron variant,” it said. Singapore detects two apparent omicron cases, its first 2021-12-02T05:00:00Z A protein in the blood is attracted to a key component of the vaccine, which researchers from Cardiff and the US think kicks off a chain reaction involving the immune system. Covid: Annual jabs 'for years to come' and trigger for AZ clots found 2021-12-02T05:00:00Z They think this kicks off a chain reaction, involving the immune system, that can culminate in dangerous clots. Covid: Trigger of rare blood clots with AstraZeneca jab found by scientists 2021-12-01T05:00:00Z Molecular tests detect genetic material from the virus, and one common technique, polymerase chain reaction, or PCR, usually requires a nose or throat swab by a professional and laboratory processing, taking more time. Opinion | Rapid covid testing at home should be cheap and easy 2021-11-23T05:00:00Z State officials said the lab was built to ensure adequate testing in schools, for healthcare providers and in hard-to-reach communities using polymerase chain reaction, or PCR, diagnostic tests. California officials release long-awaited report on troubled state testing lab 2021-11-22T05:00:00Z He repeatedly showed the jury drone video he said depicted Rittenhouse pointing the weapon at demonstrators, saying that was what led to a chain reaction of deadly events. EXPLAINER: Which side did better in Rittenhouse closings? 2021-11-15T05:00:00Z In a nuclear power station, the fuel undergoes a controlled "chain reaction" to produce heat which then drives turbines and generates electricity. How much nuclear power does the UK use and is it safe? 2021-11-09T05:00:00Z PCR is a molecular test that detects genetic material of the virus using a lab technique called polymerase chain reaction. Giants limit access after false positive COVID-19 tests 2021-11-04T04:00:00Z The 20th century Dada trickster Marcel Duchamp isn’t the only artist who toyed with verbal puns in his work, setting off the contemporary chain reaction in Pop and Conceptual art. Review: Hans Holbein struts his stuff at the Getty Museum 2021-10-26T04:00:00Z One missile exploded, starting a chain reaction that set off seven others, causing what the Associated Press called “a furious mushroom of fire and death.” Perspective | During the Cold War, D.C. was ringed by Nike missile sites. One had an accident. 2021-10-16T04:00:00Z At one point in the meeting, Cipollone called Clark’s letter a “murder-suicide pact,” for the chain reaction it would be likely to set off inside the government, the report says. Senate report gives new details of Trump efforts to use Justice Dept. to overturn election 2021-10-07T04:00:00Z Vaccinated visitors in the VTL can bypass the isolation requirements if they test negative in polymerase chain reaction tests. Singapore eyes quarantine-free travel with U.S. before year-end 2021-10-08T04:00:00Z Anna’s shocking discovery sets off a chain reaction of events in the novel, another recognizable plot element in Onuzo’s work. A long-lost photo changes a woman’s understanding of her family in Chibundu Onuzo’s ‘Sankofa’ 2021-10-07T04:00:00Z In a high-speed crash in Texas earlier this year, a Tesla that according to court documents was in Autopilot mode caused a chain reaction that sent five state troopers to the hospital. A Tesla mystery: Why didn't auto-braking stop these crashes? 2021-10-07T04:00:00Z Polymerase chain reaction tests, which have typically been considered the gold standard for detecting the virus, are typically performed in a laboratory and involve making many copies of the virus’s genetic material. How Accurate Are At-Home Covid Tests? 2021-09-29T04:00:00Z There are two different tests: rapid antigen tests, which were popular during the beginning of the pandemic, and polymerase chain reaction tests, called PCR tests. As we enter cold and flu season, here’s how to tell if you have COVID or a cold 2021-09-23T04:00:00Z Evergrande’s struggle has raised fears it might destabilize China’s financial system and set off a global chain reaction. Fears of contagion from Chinese builder’s debt problems ease 2021-09-23T04:00:00Z The panic set off a global chain reaction on Monday, pushing stock markets down as shares of Chinese home builders and large multinational companies tumbled. Evergrande Crisis Shows Cracks in China’s Property Market 2021-09-21T04:00:00Z Britain and Australia an “extremely dangerous act” that would destroy the security balance in the Asia-Pacific and trigger a “chain reaction of arms races.” N Korea slams US over submarine deal, warns countermeasures 2021-09-19T04:00:00Z Mr. Trump, General Milley had concluded, did not want a war but might order the launch of some sort of military strike that would set off a chain reaction and lead to war. Fears That Trump Might Launch a Strike Prompted General to Reassure China, Book Says 2021-09-14T04:00:00Z The Los Angeles Unified School District is spending $350 million to administer about 500,000 slower, more sensitive polymerase chain reaction tests once a week to all staff and students. Schools have begun mass testing for COVID-19. But hurdles and uncertainties remain 2021-09-14T04:00:00Z But economists say Evergrande’s debts are relatively simple compared with those of a Wall Street bank and appear unlikely to set off a chain reaction. Fears of contagion from Chinese builder’s debt problems ease 2021-09-23T04:00:00Z Just as Platt was launching his boat tours, a chain reaction of environmental stressors began throwing the Northern California marine ecosystem into chaos. The ballad of Captain Dan: A California fisherman sailing the choppy waters of climate change 2021-09-01T04:00:00Z That’s mainly because City was unable to sign Harry Kane, a transfer that would have set off a chain reaction in terms of the club needing to sell players to fund the move. EPL landscape altered as clubs spend $1.4 billion in window 2021-09-01T04:00:00Z These processes run off without conscious awareness—a chain reaction of mental events. Sometimes Mindlessness Is Better Than Mindfulness 2021-08-31T04:00:00Z The main types to detect coronavirus infections are molecular tests, including polymerase chain reaction and antigen tests. Thinking about taking an at-home coronavirus test? Here’s what to know 2021-08-25T04:00:00Z “That set off the chain reaction of them looking through their basements and trying to find their Pokémon cards,” he said. Pokémon cards are making collectors serious cash. Some people are upset about it 2021-08-23T04:00:00Z Local news reports describe a dramatic chain reaction crash that totaled two police cars; five officers and a police dog sustained minor injuries. Tesla Autopilot faces U.S. safety regulator’s scrutiny after crashes with emergency vehicles 2021-08-16T04:00:00Z “The chain reaction that occurred that day and the longevity of the impacts have been stunning,” said Mark Gold, an adjunct professor with UCLA’s Institute of the Environment & Sustainability. Continued problems after massive beach sewage spill now hitting water supply amid drought 2021-08-11T04:00:00Z Newcomers are setting off a chain reaction among friends and family. ‘Looking for major space,’ buyers snap up homes in small Southern towns 2021-08-04T04:00:00Z A chemical in the test will then fluoresce, which the polymerase chain reaction, or PCR, machine will interpret as a positive result. Claims that CDC’s PCR test can’t tell COVID from flu are wrong 2021-08-02T04:00:00Z One thing that made those pro league seasons a success was polymerase chain reaction testing every single day. Perspective | The cauldron is lit in Tokyo’s covid Olympics. Let’s hope it’s not a fuse. 2021-07-24T04:00:00Z She used polymerase chain reaction to amplify the scant genetic fragments left on the filters into enough DNA for sequencing. DNA pulled from thin air identifies nearby animals 2021-07-20T04:00:00Z He added that he was isolating at home with his family and that he was awaiting the results of a polymerase chain reaction test, which is considered more accurate, for confirmation. Britain’s health secretary tests positive for the coronavirus 2021-07-17T04:00:00Z This process creates a chain reaction where the meristem is creating many shoots that, in turn, creates many more shoots, enacting the fractal geometry of a cauliflower. Cauliflower and Chaos, Fractals in Every Floret 2021-07-08T04:00:00Z “My concern was he could potentially react in a way that would cause him to potentially resign, and that would cause a chain reaction that would be not in anyone’s interest,” McGahn continued. McGahn elaborates on Mueller testimony, but stops short of condemning Trump in interview with Congress 2021-06-09T04:00:00Z If the EFA succeeds, it will ignite chain reactions of creativity from a critical mass of gifted individuals. Opinion | Subsidizing America’s most important product: Innovation 2021-05-26T04:00:00Z Unlike the antigen tests, the quad test looks for a virus’s genetic material using a polymerase chain reaction, or PCR for short. Is It COVID or the Flu? New Combo Tests Can Find Out. 2021-05-11T04:00:00Z Like a nuclear reactor that goes into an uncontrollable chain reaction, the Brazilian tragedy shows all the signs of an emerging global threat. Brazil's Pandemic Is a ‘Biological Fukushima’ That Threatens the Entire Planet 2021-05-07T04:00:00Z “That set up a chain reaction that we got the short end of.” Dixon wins IndyCar at Texas again ahead of rookie McLaughlin 2021-05-01T04:00:00Z By 1998, former Klan wizard and Louisiana politician David Duke could declare that “the internet will begin a chain reaction of racial enlightenment that will shake the world.” From memes to race war: How extremists use popular culture to lure recruits 2021-04-30T04:00:00Z The tear in the layers of skin prompts a type of skin cell — fibroblasts — to create collagen ropes and initiates a chain reaction of molecular events inside the skin cells. Imagine, Surgery Without a Scar 2021-04-22T04:00:00Z Two other chain reaction accidents were reported near Highway 144 in the Town of Polk, according to the Washington County Sheriff’s Office. Dozens of vehicles crash on a snowy interstate 2021-04-22T04:00:00Z The pandemic set off an economic chain reaction that rippled through the country’s department store chains, forcing several into Chapter 11 proceedings. Mall department stores were struggling. The pandemic has pushed them to the edge of extinction. 2021-04-16T04:00:00Z He ultimately hit multiple vehicles, triggering a chain reaction involving 16 vehicles. Addis man charged in 16-vehicle crash that killed teen 2021-04-15T04:00:00Z Molecular tests, like the widely used polymerase chain reaction, or P.C.R., test, are designed to detect specific sequences of the coronavirus genome. What the Coronavirus Variants Mean for Testing 2021-04-14T04:00:00Z The result is activation of platelets, kicking off a chain reaction. How Could a COVID Vaccine Cause Blood Clots? 2021-04-12T04:00:00Z That moment sparked a chain reaction that led to an announcement last week. The woman who took on Google and won 2021-04-07T04:00:00Z That caused a chain reaction for the Nationals’ roster. Nationals’ Carter Kieboom is swinging through the disappointment of being sent down 2021-03-28T04:00:00Z I imagined a similar chain reaction was happening with her fans: The more they relied on her products to make them beautiful, the more they felt they needed these products to feel good. The Beauty of 78.5 Million Followers 2021-03-23T04:00:00Z Scientists fear that if enough satellites collide, it could cause a chain reaction as thousands of fast-moving shards envelope other satellites, creating a cascade of more shards and thus more collisions ad infinitum. A newly-launched spacecraft will clean up space junk orbiting Earth. Here's how it works 2021-03-23T04:00:00Z All of those tests are polymerase chain reaction tests, which are more sensitive and less likely to produce false negatives than rapid antigen tests, which women’s teams are mainly receiving. San Antonio Is Quiet at Outset of Women’s Basketball Tournament 2021-03-21T04:00:00Z U.S. companies responded by flooding reopened Asian factories with orders, leading to a chain reaction of congestion and snags at ports and freight hubs across the country as the goods began arriving. Supply bottlenecks leave ships stranded, businesses stymied 2021-03-21T04:00:00Z The method in use at the men’s event in Indiana is called a polymerase chain reaction test, or a P.C.R. test, which is considered the gold standard of virus testing. Anger Erupts Over Disparities at N.C.A.A. Tournaments 2021-03-19T04:00:00Z If there is a critical mass of the isotope nearby, the neutrons strike other uranium-235 nuclei in a chain reaction that leads to a powerful blast. Some dead stars may harbor enough uranium to set off a thermonuclear bomb 2021-03-18T04:00:00Z Satellite collisions have happened before, but not to the extent that any caused a chain reaction. A newly-launched spacecraft will clean up space junk orbiting Earth. Here's how it works 2021-03-23T04:00:00Z However, the club said it will only resume training after it gets negative results from tests using the more sensitive and time-consuming polymerase chain reaction test. German club Cologne suspends training because of virus case 2021-03-17T04:00:00Z However, the club said it will only resume training after it gets negative results from tests using the more sensitive and time-consuming polymerase chain reaction test. German club Cologne suspends training because of virus case 2021-03-17T04:00:00Z So when people started to find me from that it was a chain reaction, and more people started finding me. The art of upcycling old sneakers into high-fashion corsets 2021-03-11T05:00:00Z The collision caused a “chain reaction,” striking three more cars in the intersection, Jimenez said. Police pursuit ends in five-car crash in Glendora 2021-03-09T05:00:00Z Montgomery County’s action could set off a chain reaction of solar prohibitions. Opinion | Montgomery County Council declared a ‘climate emergency’ — then sabotaged a solar program 2021-03-04T05:00:00Z Boynton was arrested for entering the white part of a racially segregated bus station in Virginia, launching a chain reaction that ultimately helped to bring about the abolition of Jim Crow laws in the South. Bloody Sunday memorial to honor late civil rights giants 2021-02-22T05:00:00Z G.M.’s promise to swear off fossil fuels, though not for another 14 years, set off a chain reaction in the industry. Auto Dinosaurs Show They’re Not Dead Yet 2021-02-18T05:00:00Z Diamandis believed he could create a COVID-free zone with polymerase chain reaction tests, considered by many to be the gold standard because they use genetic information to detect the virus. Why a California scientist hosted superspreader event amid a deadly COVID-19 surge 2021-02-17T05:00:00Z While it is too early to conclusively determine how the disaster began, experts said heavy snowfall followed by bright sunshine led to excessive snow-melt, triggering a chain reaction that led to the avalanche. Factbox: What caused the deadly avalanche in the Indian Himalayas? 2021-02-08T05:00:00Z The White House, the National Security Council and the C.I.A. believed that the rise of a left-wing government in Nicaragua foreshadowed a chain reaction that could inflame all of Central America. George P. Shultz, Influential Cabinet Official Under Nixon and Reagan, Dies at 100 2021-02-07T05:00:00Z But the coronavirus pandemic set off a chain reaction of crises: Package volumes swelled as Americans leaned into online shopping to limit outings. What Biden and the Democrats have planned for the USPS 2021-02-06T05:00:00Z The U.S. reports about 2 million tests per day, the vast majority of which are known as PCR, the polymerase chain reaction test. Things to Know: Virus experts hope Super Bowl won’t sack US 2021-02-06T05:00:00Z In May 2010, a trader in London using an algorithm to manipulate a futures market helped trigger a chain reaction that wiped 9 percent off the Dow Jones industrial average in minutes. GameStop frenzy leaves behind a mess for Wall Street regulators 2021-02-03T05:00:00Z Her polymerase chain reaction test came back positive Jan. 8. The Amazonian city that hatched the Brazil variant has been crushed by it 2021-01-27T05:00:00Z These are not antigen tests but far more accurate PCR, or polymerase chain reaction, tests. Editorial Roundup: Texas 2021-01-25T05:00:00Z Players who test positive are then given polymerase chain reaction tests, which are considered more reliable, to confirm the rapid test. Virus Cases at Ohio State Loom Ahead of National Championship Game 2021-01-05T05:00:00Z The Japan Sumo Association on Tuesday said the wrestler, who goes by the name of Hakuho, underwent a polymerase chain reaction after detecting problems with his sense of smell. Top-ranked sumo wrestler tests positive for COVID-19 2021-01-04T05:00:00Z It was the beginning of the chain reaction transformation of drab military housing into 22 brightly colored doors leading to a standout mural of a seaside town. ‘You forget you are in a war zone for a little bit’: How one woman’s art in Afghanistan started a chain reaction 2021-01-04T05:00:00Z The process sets off a chain reaction that contours the body by killing fat cells and simultaneously building muscle tissue. Nonsurgical body sculpting: The history and how it works | Provided by Glow Medispa 2021-01-04T05:00:00Z In 1986, a reactor accident at the Chernobyl Nuclear Power Plant in Ukraine led to an uncontrolled nuclear chain reaction that is still considered to be the worst nuclear disaster in history. River dredging near Chernobyl could send radioactive waste into water table, scientists warn 2020-12-29T05:00:00Z That initial test would use real-time polymerase chain reaction, or RT-PCR, to examine sputum samples in search of unique genetic material from the virus. CDC squandered weeks pursuing complex test at pandemic’s start 2020-12-26T05:00:00Z Gobert’s positive test initiated a chain reaction in the sports world that we couldn’t fathom at the time. Ryan Divish witnessed, and lost money on, final full game of men’s basketball season 2020-12-26T05:00:00Z Some countries chose to maintain or expand their prohibitions anyway, while others eased their restrictions but requested polymerase chain reaction, or PCR, coronavirus tests for new arrivals. Britain finds 2 cases of coronavirus variant linked to South Africa; travel resumes across English Channel 2020-12-23T05:00:00Z It’s slightly less accurate than gold standard laboratory tests designed to look for coronavirus genetic material with a technique called polymerase chain reaction, or PCR. New At-Home COVID-19 Test Gets Green Light From FDA 2020-12-15T05:00:00Z He responded by starting a $50 tab at Code Beer, which began a chain reaction. Donations help Lincoln bars, restaurants endure pandemic 2020-12-12T05:00:00Z Without further assistance — including federal aid — he fears a wave of business failures that would set off an equally damaging chain reaction, he said. States Try to Rescue Small Businesses as U.S. Aid Is Snarled 2020-12-10T05:00:00Z For example, polymerase chain reaction tests like the one Chu's patient received detect small traces of genetic material from the virus. How COVID-19 highlights the uncertainty of medical testing 2020-12-07T05:00:00Z Consider the chain reaction caused when the National FFA Organization sought greener pastures. Nobody Is Going to Conventions. Convention Centers Are Growing Anyway. 2020-12-02T05:00:00Z Skeptics about attacking Iran include senior military officers in both the United States and Israel, who fear a chain reaction that would leave all sides worse off. Opinion | Trump remains in a battle of wills with Iran 2020-11-26T05:00:00Z New York City, however, does not include antigen tests, preferring a more sensitive one known as a polymerase chain reaction test. New York City Hit a 3% Positive Test Rate. Or Did It? 2020-11-22T05:00:00Z CDS trades grew so popular and so widespread that when banks began to fail, it set off a brutal chain reaction around the world. Kelly Loeffler marketed derivatives during Great Recession at world's most notorious tax haven 2020-11-21T05:00:00Z And the numbers that the city releases appear to be an undercount, as New York City’s statistics only include cases diagnosed with a polymerase chain reaction, or P.C.R., test — considered the gold standard. This Is How the Outbreak Is Resurging Across New York City 2020-11-20T05:00:00Z Laboratory tests that look for the coronavirus’s genetic material using a technique called polymerase chain reaction, or P.C.R., are still considered the gold standard for detecting the virus. F.D.A. Authorizes First At-Home Coronavirus Test 2020-11-18T05:00:00Z By influencing where beavers live and build dams, the wolves shape Voyageurs’s vast wetlands—an ecological chain reaction that alters the contours of the land itself. Wolf attacks on beavers are altering the very landscape of a national park 2020-11-13T05:00:00Z Michael Mina at Harvard University is talking about widespread use of antigen tests, which are not as accurate or sensitive as polymerase chain reaction tests, as a way to reduce infection spread. ‘It’s like politicizing toilet paper.’ A member of Biden’s COVID-19 panel surveys the task ahead 2020-11-13T05:00:00Z School officials said they learned of one more positive polymerase chain reaction test result late Wednesday, and that two more were confirmed Thursday. Wisconsin reports 3 more cases of positive COVID-19 tests 2020-10-29T04:00:00Z A $5 rapid test for the coronavirus may be nearly as effective as the slower, more complex polymerase chain reaction test for identifying people who may spread the coronavirus, a novel experiment has found. A Rapid Test Offers Hope for Community Screening 2020-10-15T04:00:00Z For instance, China requires a time-consuming negative polymerase chain reaction test before departure. Hard hit by virus, airlines push for tests over quarantines 2020-10-18T04:00:00Z The chain reaction is lo-fi but nonetheless raises philosophical questions on relationships, causes and consequences. From Warhol to Steve McQueen: a history of video art in 30 works 2020-10-17T04:00:00Z Within the core of a nuclear reactor, atoms of uranium fuel split in a chain reaction, releasing energy and free-flying neutrons, which then split other uranium atoms. Department of Energy picks two advance nuclear reactors for demonstration projects 2020-10-16T04:00:00Z The UAE proposed building a similar lab in Nevada that would rapidly process samples from polymerase chain reaction, or PCR, tests. US warned Nevada not to use Chinese COVID tests from UAE 2020-10-15T04:00:00Z The proposed lab in Nevada would rapidly process samples from polymerase chain reaction, or PCR, tests. US warned Nevada not to use Chinese COVID tests from UAE 2020-10-14T04:00:00Z The Abbott antigen test produces quick results but has a greater chance of false negatives than the more reliable polymerase chain reaction, or PCR, test. Trump returns to campaign trail after bout with covid-19, amid criticism he is still not taking pandemic seriously 2020-10-12T04:00:00Z The rapid antigen tests works in 15 minutes, rather than the day-or-longer turnaround time for more common polymerase chain reaction tests. Rapid COVID test effort stumbles over risk of false positives 2020-10-10T04:00:00Z Both reactors would also depart from conventional designs in using a fuel that is more highly enriched in uranium-235, the fissile isotope that is key to generating a chain reaction. Department of Energy picks two advance nuclear reactors for demonstration projects 2020-10-16T04:00:00Z The results came from follow-up testing using more definitive polymerase chain reaction, or PCR, tests. Feds: Nevada must rescind order on nursing home COVID tests 2020-10-09T04:00:00Z In general, antigen tests can miss up to half the cases that are detected by polymerase chain reaction tests, depending on the population of patients tested, he said. Inside the flawed White House testing scheme that failed to protect Trump 2020-10-06T04:00:00Z The gold standard in diagnostic testing is known as polymerase chain reaction, or PCR, testing and is performed in a laboratory. Relying on testing to ward off COVID put Trump White House at risk 2020-10-03T04:00:00Z She pointed to gene sequencing and polymerase chain reaction, which allows for multiple copying of precise DNA segments. Nobel Prizes and COVID-19: Slow, basic science may pay off 2020-10-03T04:00:00Z Conley, the White House physician, said that Trump’s infection was confirmed by a PCR, or polymerase chain reaction, test, which is considered the most accurate gauge of whether virus is present. What we know about President Trump’s positive test for coronavirus 2020-10-02T04:00:00Z PCR stands for polymerase chain reaction, a method of detecting viruses that is considered the gold standard for accuracy. Frequent testing could not insulate the president from the coronavirus 2020-10-02T04:00:00Z Rapid tests differ from the PCR, or polymerase chain reaction, tests that are considered the gold standard for diagnosis of acute coronavirus infection. Trump’s debate guests refused to wear masks, flouting rules 2020-10-02T04:00:00Z And that was the first domino that fell in a political chain reaction that culminated with Orange County electing an all-Democratic congressional delegation in 2018 for the first time ever. Column: Trump's war on election integrity could be ugly at the polls. Here's what it'll look like 2020-10-01T04:00:00Z That polymerase chain reaction test — widely known as a PCR test — must be sent to a laboratory to detect the virus’s genetic material. Trump administration’s new rapid coronavirus tests plagued by confusion and a lack of planning 2020-09-29T04:00:00Z There will be two types of tests for passengers: a rapid antigen test, which costs $57, and a polymerase chain reaction swab, which costs $125. Tampa airport says it will test passengers for coronavirus 2020-09-29T04:00:00Z “What Owen did definitely started a chain reaction across the Southern states,” said Daniel Cone, who teaches at Auburn and wrote about Tom Owen. Alabama Archives faces its legacy as Confederate ‘attic’ 2020-09-21T04:00:00Z Antigen assays are much faster and cheaper than the gold-standard polymerase chain reaction tests, which detect the virus’s RNA. Daily briefing: We still don’t fully understand fire 2020-09-16T04:00:00Z The most accurate tests today — 99 percent accurate — rely on polymerase chain reaction machines, which require a laboratory. Boris Johnson’s ‘Operation Moonshot’ envisions weekly coronavirus tests for every person in Britain 2020-09-12T04:00:00Z And later this month, they will acquire a polymerase chain reaction, or PCR, machine to test on site for the coronavirus and help distinguish it from the flu and other winter ailments. Hospitals prepare for ‘nightmare’ scenario of flu and coronavirus striking at same time 2020-09-11T04:00:00Z Some posts linked to a chart showing countries’ exports for test kits that rely on polymerase chain reaction testing, PCR. NOT REAL NEWS: A look at what didn’t happen this week 2020-09-11T04:00:00Z In the first week, I was assigned a few simple molecular-biology tasks: performing a polymerase chain reaction and analysing samples using gel electrophoresis. How science should support researchers with visual impairments 2020-09-10T04:00:00Z Most diagnostic testing in the United States is processed using a technique called rt-PCR, or reverse transcription polymerase chain reaction, that searches for the virus’s genetic material and amplifies it. COVID-19 testing shifts focus from precision to rapidity 2020-09-09T04:00:00Z Students drool saliva into a sterile tube, and the contents are then examined with a polymerase chain reaction technique considered the gold standard for virus detection. Welcome to college. Now get tested for the coronavirus — again and again. 2020-09-04T04:00:00Z His death unleashed the same chain reaction of heartaches and complications that many families are struggling with. 'Why is this happening to us?': Coronavirus takes a toll on Latinos and funeral homes 2020-08-19T04:00:00Z In its core, uranium atoms split, releasing heat and neutrons, which split other uranium atoms in a chain reaction. Smaller, cheaper reactor aims to revive nuclear industry, but design problems raise safety concerns 2020-08-18T04:00:00Z DeWine was immediately driven back to Columbus, where the governor, his wife and four members of his staff took another test, a polymerase chain reaction test, at Ohio State University Wexner Medical Center. Ohio Gov. Mike DeWine again tests negative for coronavirus 2020-08-08T04:00:00Z Later on Thursday, he was tested using a more standard procedure known as polymerase chain reaction, or P.C.R., an accurate but time-intensive method that requires samples to be processed at a laboratory. Gov. Mike DeWine of Ohio Tests Positive, Then Negative, for Coronavirus 2020-08-06T04:00:00Z He was later tested using a more standard procedure known as polymerase chain reaction, or P.C.R., an accurate but time-intensive method that requires samples to be processed at a laboratory. How Accurate Are Virus Tests? Ohio Governor’s Results Show Positives and Negatives 2020-08-07T04:00:00Z Video of a fire seconds before the enormous explosion ravaged east Beirut appeared to show a chain reaction of small explosions, resembling fireworks. Beirut recovery effort gathers pace amid growing anger at Lebanon's leaders 2020-08-08T04:00:00Z He was later tested using a more standard procedure known as polymerase chain reaction, or PCR, an accurate but time-intensive method that requires samples to be processed at a laboratory. How accurate are virus tests? What’s behind Ohio governor’s yes/no results. 2020-08-07T04:00:00Z This created critical mass and the explosive nuclear chain reaction that would lay waste to Hiroshima. Hiroshima’s Enola Gay carried 12 men, hope and the world’s deadliest weapon 2020-08-05T04:00:00Z That's when the nuclear chain reaction within the reactor is self-sustaining. World digest: Aug. 2, 2020 2020-08-01T04:00:00Z That’s when the nuclear chain reaction within the reactor is self-sustaining. Emirati nuclear plant successfully starts up first reactor 2020-08-01T04:00:00Z That created a chain reaction that led to the shutdown. Rocket Lab says it has approval to return to flight after losing a rocket during launch 2020-07-31T04:00:00Z Feinstein claimed other countries, including China, may decide to use the new legal precedent against the U.S., setting off a chain reaction, resulting in global chaos. Feinstein: Letting Americans sue China over coronavirus response would be 'huge mistake 2020-07-30T04:00:00Z It unleashed a chain reaction of arson and looting in the Twin Cities, she wrote, after protests had been relatively peaceful. Minneapolis Police Link ‘Umbrella Man’ to White Supremacy Group 2020-07-28T04:00:00Z A police arson investigator said the vandalism of the AutoZone store helped "spark a chain reaction that led to days of looting and rioting," The Star Tribune reported. Minneapolis “Umbrella Man” is white supremacist who tried to incite riot after Floyd killing: police 2020-07-29T04:00:00Z A Minneapolis police arson investigator said the act of vandalism at the AutoZone on East Lake Street helped spark a chain reaction that led to days of looting and rioting. Minneapolis police say ‘Umbrella Man’ was white supremacist trying to incite rioting 2020-07-28T04:00:00Z In December, beneath the University of Chicago’s football stands, there occurred the first sustained nuclear chain reaction, a harbinger of nuclear weapons. Opinion | Here’s a year in U.S. history as disruptive as 2020 2020-07-23T04:00:00Z “A U.S. resumption of nuclear testing would set off an unpredictable and destabilizing international chain reaction that would undermine U.S. security,” reads one letter. Groups push to remove proposed funding for nuclear testing 2020-07-24T04:00:00Z Her video ended up getting more than 20 million views and set off a chain reaction across social media. The story behind viral Indian video about custodial deaths 2020-07-17T04:00:00Z The material is then processed through a laboratory technique called polymerase chain reaction, or PCR, in which a machine cycles through several temperature changes to amplify genetic material. A New Generation of Fast Coronavirus Tests Is Coming 2020-07-06T04:00:00Z And we think the league and the team doing the right thing and eradicating all of it ... is going to set off a chain reaction.” To Native American groups, Redskins name is ‘worst offender.’ Now they hope for more changes. 2020-07-09T04:00:00Z The CIA covertly supported the Polish labor movement Solidarity, whose underground battles against the Kremlin-backed regime in Warsaw set off a chain reaction of resistance in Eastern Europe. Perspective | Putin still plays by the ruthless rules of the Cold War. Because Trump lets him. 2020-07-01T04:00:00Z Two caddies tested positive, which caused a chain reaction of withdrawals. Nick Watney bored in isolation, nervous about how he got virus 2020-06-29T04:00:00Z Diagnostic polymerase chain reaction, or PCR, tests still are not widely available in Japan to determine who is infected and potentially contagious. Japanese company adopts blanket virus tests to speed ‘exit strategy’ from uncertainty 2020-06-21T04:00:00Z While a professor at the University of Washington, Dr. Davie was first to accurately describe the chain reaction of proteins that form — and later, dissolve — blood clots. Earl Davie, co-founder of ZymoGenetics and pioneer in blood-clotting research, dies at 93 2020-06-19T04:00:00Z Maxx stop paying rent, it sets off an alarming chain reaction. The next big problem for the economy: Businesses can’t pay their rent 2020-06-03T04:00:00Z We use a technique called polymerase chain reaction, which enables us to detect specific genetic material from the coronavirus if it is present. Bolstering Africa’s coronavirus detection efforts 2020-06-02T04:00:00Z These chain reactions culminate in a final, destructive phase of inflammation. Blood vessel attack could trigger coronavirus’ fatal ‘second phase’ 2020-06-02T04:00:00Z Cowl notes that prolonged exposure to altitude triggers a chain reaction in the lungs involving a protein known as ACE2 that might prevent pulmonary shunting, a problem common among covid-19 patients. From the Andes to Tibet, the coronavirus seems to be sparing populations at high altitudes 2020-05-31T04:00:00Z By the standards of molecular biology, real-time polymerase chain reaction, the technology most commonly used to test for SARS-CoV-2, is not extravagantly complex. He Was a Science Star. Then He Promoted a Questionable Cure for Covid-19. 2020-05-12T04:00:00Z The test uses the same polymerase chain reaction machines that are done for nasal swab tests, Dr. Van Gieson said. DARPA has a 'game-changer' coronavirus test that's awaiting emergency approval, report says 2020-05-04T04:00:00Z Companies that transport the dead to their final resting places are backed up, part of a chain reaction of hold-ups that includes overbooked funeral homes and cemeteries that are turning families away. Cemetery races to keep up as New York virus deaths mount 2020-04-21T04:00:00Z The sample is developed through a process called polymerase chain reaction, or PCR, which is used to boost any traces of virus until they are detectable. 2 types of testing look for COVID-19 infections new and old 2020-04-20T04:00:00Z As designed, the kits required the labs to use a highly sensitive molecular technique called polymerase chain reaction, or PCR. Contamination at CDC lab delayed rollout of coronavirus tests 2020-04-18T04:00:00Z And of course, I’m sure that once I’m back in the lab, the excitement will fade with the first failed polymerase chain reaction. Coronavirus diaries: to be a scientist 2020-04-16T04:00:00Z The lab will conduct a polymerase chain reaction test, which identifies two specific genes from the virus. Coronavirus testing: What does an antibody reveal? 2020-04-16T04:00:00Z In many cases, one act of kindness sets off a chain reaction of good deeds. Opinion | These acts of kindness set off a chain reaction of good deeds 2020-04-07T04:00:00Z Then, the DNA is run through a process called polymerase chain reaction, or PCR, in which analytic equipment determines whether the sample contains the genetic fingerprint of the virus. Special Report: How federal snafus slowed testing at a top U.S. hospital 2020-04-07T04:00:00Z “It becomes a giant chain reaction” she said. Split families make pacts, duel over custody amid virus 2020-04-07T04:00:00Z But each sets off a complicated chain reaction that ripples through the organization. This is how we're getting extra doctors and nurses to fight coronavirus 2020-04-03T04:00:00Z For 90 minutes, these two extremes pitted specimen with reagent in a modulated sequence known as a polymerase chain reaction. Here's what coronavirus testing for a very sick patient looks like from swab to result 2020-04-01T04:00:00Z “But then finally what really broke the dam for me was, if I do this correctly, it may start a chain reaction.” The People Leading When Leaders Do Not 2020-03-25T04:00:00Z New Orleans could well be the first major domino to fall in the south, starting a chain reaction in other metro areas in the region, said Hotez. New Orleans is next coronavirus epicenter, catalyst for spread in south, experts say 2020-03-25T04:00:00Z It is a fragile behemoth too, those same woven connections vulnerable to the chain reactions upon which a pandemic preys. Half of NBA and NHL coronavirus cases are linked to Staples Center. What happened? 2020-03-21T04:00:00Z Labs use what is called a reverse-transcription polymerase chain reaction, or RT-PCR, to test a sample taken with a swab from the back of someone's throat and/or nose. On the front lines of developing a test for the coronavirus 2020-03-21T04:00:00Z The test for coronavirus uses a chemical chain reaction to detect tiny traces of the virus’ genetic material and reproduce it many times. US virus testing faces new headwind: Lab supply shortages 2020-03-20T04:00:00Z Shutdowns by big employers like Volkswagen and Daimler will provoke a chain reaction among suppliers and cause a spike in joblessness. Some Countries Are Better Armored for Epidemics Than Others 2020-03-19T04:00:00Z Like the first domino to fall, Brady set off a chain reaction of moves, some as a response, some already in the pipeline. NFL is doing the quarterback shuffle 2020-03-19T04:00:00Z The struggle to raise cash has threatened to set off a chain reaction. Fed Unveils Emergency Lending Programs as Companies Struggle to Raise Cash 2020-03-17T04:00:00Z Loneliness creates a kind of toxic chain reaction in our body: It produces stress, and the chronic release of stress hormones suppresses our immune response and triggers inflammation. Opinion | Four ways to help prevent loneliness while you’re social distancing 2020-03-17T04:00:00Z At the center of all of this chaos is a relatively straightforward type of test called a polymerase chain reaction, or PCR, that’s been around for decades. Coronavirus testing shouldn’t be this complicated 2020-03-17T04:00:00Z The testing process in the U.S. requires mixing various chemicals to setup chain reactions that extract genetic information from patients’ swabs. Virus testing lag is a ‘failing,’ US health official says 2020-03-12T04:00:00Z In order to detect the presence of RNA in the patient’s sample, labs perform a test called reverse-transcription polymerase chain reaction. How Does the Coronavirus Test Work? 5 Questions Answered 2020-03-12T04:00:00Z They use the same technology--real-time polymerase chain reaction. Coronavirus testing kit shortages, delayed results adding to frustrations 2020-03-09T04:00:00Z With precision timing, the explosions cause the uranium core to implode, triggering a nuclear chain reaction. Archive of secret Iranian nuclear documents draws fresh scrutiny as Tehran stockpiles enriched uranium 2020-03-05T05:00:00Z There’s a chain reaction when education levels rise: women gain political and economic power. Birth control and books can slow down climate change 2020-03-03T05:00:00Z Though there were attempts to shut down the reactor entirely, another power surge caused a chain reaction of explosions inside the plant. 10 interesting facts about the Chernobyl nuclear disaster 2020-03-02T05:00:00Z “It is a chain reaction. One by one, businesses are getting killed by this disease.” Businesses ‘Getting Killed’ on Russian Border as Coronavirus Fears Rise 2020-02-24T05:00:00Z Quebec’s transport minister, François Bonnardel, said at a news conference that the chain reaction crash was probably caused by whiteout conditions on Highway 15, which had twice been snow-ploughed in the hour before the accident. Nearly 70 injured as 200 vehicles involved in pile-up in snowy Montreal 2020-02-19T05:00:00Z Because Trump won’t learn from history, a similar chain reaction is playing out today. Opinion | How Trump’s failure to learn from history is making your whiskey a lot more expensive 2020-02-17T05:00:00Z |
| 随便看 |
英语例句辞典收录了117811条英语例句在线翻译词条，基本涵盖了全部常用单词及词组的例句翻译及用法，是英语学习的有利工具。