| 单词 | theory of gravity |
| 例句 | One of the major endeavors in physics today, and the major theme of this book, is the search for a new theory that will incorporate them both—a quantum theory of gravity. A Brief History of Time: And Other Essays 1988-01-01T00:00:00Z In fact, the orbits of the planets predicted by general relativity are almost exactly the same as those predicted by the Newtonian theory of gravity. A Brief History of Time: And Other Essays 1988-01-01T00:00:00Z For example, very accurate observations of the planet Mercury revealed a small difference between its motion and the predictions of Newton’s theory of gravity. A Brief History of Time: And Other Essays 1988-01-01T00:00:00Z One has to use a quantum theory of gravity to understand how the universe began. A Brief History of Time: And Other Essays 1988-01-01T00:00:00Z However, it was inconsistent with the Newtonian theory of gravity, which said that objects attracted each other with a force that depended on the distance between them. A Brief History of Time: And Other Essays 1988-01-01T00:00:00Z In fact,it is not really consistent to treat light like cannonballs in Newton’s theory of gravity because the speed of light is fixed. A Brief History of Time: And Other Essays 1988-01-01T00:00:00Z Einstein made a number of unsuccessful attempts between 1908 and 1914 to find a theory of gravity that was consistent with special relativity. A Brief History of Time: And Other Essays 1988-01-01T00:00:00Z This behavior of the universe could have been predicted from Newton’s theory of gravity at any time in the nineteenth, the eighteenth, or even the late seventeenth century. A Brief History of Time: And Other Essays 1988-01-01T00:00:00Z That theory, quantum mechanics, will be described next, before we turn to the efforts to combine the two partial theories into a single quantum theory of gravity. A Brief History of Time: And Other Essays 1988-01-01T00:00:00Z Even those who realized that Newton’s theory of gravity showed that the universe could not be static did not think to suggest that it might be expanding. A Brief History of Time: And Other Essays 1988-01-01T00:00:00Z So one has to use a quantum theory of gravity to discuss the very early stages of the universe. A Brief History of Time: And Other Essays 1988-01-01T00:00:00Z Newton realized that, according to his theory of gravity, the stars should attract each other, so it seemed they could not remain essentially motionless. A Brief History of Time: And Other Essays 1988-01-01T00:00:00Z And we shall see, in later chapters, that we already know a fair amount about the predictions a quantum theory of gravity must make. A Brief History of Time: And Other Essays 1988-01-01T00:00:00Z Similarly, in the quantum theory of gravity, there are many different possible quantum states for the universe. A Brief History of Time: And Other Essays 1988-01-01T00:00:00Z In previous chapters I have described general relativity, the partial theory of gravity, and the partial theories that govern the weak, the strong, and the electromagnetic forces. A Brief History of Time: And Other Essays 1988-01-01T00:00:00Z To Cartesians, Newton’s theory of gravity made no sense; but in England, where Cartesianism had never been adopted without reservations, and where arguments from design were widely accepted, resistance to the theory was much weaker. The Invention of Science 2015-09-17T00:00:00Z The success of scientific theories, particularly Newton’s theory of gravity, led the French scientist the Marquis de Laplace at the beginning of the nineteenth century to argue that the universe was completely deterministic. A Brief History of Time: And Other Essays 1988-01-01T00:00:00Z You may think that this is simply because Galileo’s law is incomplete: Newton’s theory of gravity provides an explanation both of Galileo’s law of fall and of Kepler’s laws of planetary motion. The Invention of Science 2015-09-17T00:00:00Z The theory of gravity simply makes possible reliable predictions across a wider field. The Invention of Science 2015-09-17T00:00:00Z A flower of Kent apple tree in the grounds of Woolsthorpe Manor in Lincolnshire proved decisive in Sir Isaac Newton's theory of gravity. Capture the history of Britain's ancient trees 2011-08-01T06:00:01Z There's talk of the theory of gravity and a "unified field theory": basically, the physicists' vision of a grand design for the universe. A physicist's view on The Physicists 2012-06-17T18:30:01Z The announcement ranked as the physics discovery of the year, confirming Einstein’s century-old theory of gravity and putting the Ligo team on course for a Nobel. 2016's best bits: breakthroughs in science 2016-12-24T05:00:00Z This may be a part of a quantum theory of gravity. Brian Cox digested: A summary of Thursday's live Q&A session 2011-03-25T17:58:00Z Its impact, says Thomas Wright in his sprightly new study of the book and the man, "was arguably as great as Darwin's theory of evolution and Newton's theory of gravity". Circulation: William Harvey's Revolutionary Idea by Thomas Wright – review 2012-06-06T09:50:01Z The book consists of illustrations of what Dr. Thorne likes to call the “space-time storms” predicted by general relativity, Einstein’s theory of gravity, alternating with his own explanations of the physics, which appear in verse. ‘Vortenses’ and the Storms of Space-Time 2023-11-07T05:00:00Z This observation suggests that some theory of gravity other than general relativity might conceivably be at play, the authors argue. A Possible Crisis in the Cosmos Could Lead to a New Understanding of the Universe 2023-10-30T04:00:00Z This fits with what Albert Einstein posited in his general theory of relativity—the best theory of gravity we have. What Happens if You Drop Antimatter? New Gravitational Test Sees First Fall 2023-09-27T04:00:00Z He was attempting to fix a problem with his theory of gravity, general relativity. Euclid telescope to seek source of dark energy—the biggest mystery in the universe 2023-06-21T04:00:00Z Scientists suspect that our current theory of gravity and spacetime is incomplete as we cannot reconcile it with the quantum mechanical description of reality. Six Gravitational-Wave Breakthroughs Scientists Can’t Wait to See 2023-05-22T04:00:00Z We have a theory of the atom, a theory of gravity, and the theory of relativity, each of which describes what scientists understand to be facts about the world. Concepts of Biology 2013-04-25T00:00:00Z “If they’re real,” Weinberg says, “the implications are very profound because you would probably have to modify the theory of gravity on cosmological scales in order to explain it.” A Possible Crisis in the Cosmos Could Lead to a New Understanding of the Universe 2023-10-30T04:00:00Z General relativity does not contain any notion of quanta; a quantum theory of gravity is an ambition that remains unfinished today. Stanley Deser, Whose Ideas on Gravity Help Explain the Universe, Dies at 92 2023-05-08T04:00:00Z Another possibility is that the theory of gravity needs a revamp. Euclid telescope to seek source of dark energy—the biggest mystery in the universe 2023-06-21T04:00:00Z “And so the final moral of the story is, if your theory of gravity includes wormholes, then you get information coming out.” Black Holes May Hide a Mind-Bending Secret About Our Universe 2022-10-10T04:00:00Z If Sagittarius A*'s mercurial nature made it hard to see, it also makes it an ideal laboratory for understanding black holes and Einstein's general theory of relativity, his hallowed theory of gravity. The First Milky Way Black Hole Image Lets Scientists Test Physics 2022-09-19T04:00:00Z As well as placing constraints on deviations in the weak equivalence principle, the findings also disfavor any deviations in Einstein's 1915 theory of gravity, general relativity, as a whole. Einstein’s Greatest Theory Just Passed Its Most Rigorous Test Yet 2022-09-15T04:00:00Z To understand these eras, we need a quantum theory of gravity that can describe both the electron circling an atom and Earth moving around the sun. Black Hole Discovery Helps to Explain Quantum Nature of the Cosmos 2022-08-31T04:00:00Z Newton's theory of gravity, for example, does not require a model or mental image, because we can observe the objects directly with our own senses. College Physics for AP Courses 2015-08-12T00:00:00Z Scientists have a theory of the atom, a theory of gravity, and the theory of relativity, each of which describes understood facts about the world. Biology for AP Courses 2022-06-09T00:00:00Z No deviations have been found from the orbits predicted on the basis of the masses of objects already discovered in our solar system and the theory of gravity. Astronomy 2016-10-13T00:00:00Z To illustrate his point, he explains that Einstein’s theory of gravity was accepted over competing theories because it was simpler and preserved other laws of physics. Introduction to Philosophy 2022-06-15T00:00:00Z The goal of quantum cosmology is to devise and apply a quantum theory of gravity to the entire universe. Black Hole Discovery Helps to Explain Quantum Nature of the Cosmos 2022-08-31T04:00:00Z Theoretical physicists have hit on a new way to test Albert Einstein’s theory of gravity, or general relativity, and—just maybe—probe the distant universe for tiny, hard to detect objects. Gravitational wave radar could probe deep space for tiny stellar objects 2022-06-23T04:00:00Z “They’re so different in so many ways, yet the same theory of gravity actually explains” the shape of both images, Bouman said. Astronomers capture first image of supermassive black hole at our galaxy's center 2022-05-12T04:00:00Z As we saw in Orbits and Gravity, Newton’s theory of gravity accounts for the motions of planets as well as objects on Earth. Astronomy 2016-10-13T00:00:00Z Yet the similarity of the two images—bright rings of gas trapped in death spirals around these ultimate sinkholes—demonstrates that Albert Einstein’s theory of gravity, general relativity, works the same at all scales. Shadow of Milky Way’s giant black hole revealed by astronomers 2022-05-12T04:00:00Z If Sagittarius A*’s mercurial nature made it hard to see, it also makes it an exciting laboratory for future studies of black holes and Einstein’s general theory of relativity, his hallowed theory of gravity. The First Picture of the Black Hole at the Milky Way's Heart Has Been Revealed 2022-05-12T04:00:00Z The original tree from which an apple fell, leading Newton to devise his theory of gravity, is at Woolsthorpe Manor in Grantham, Lincolnshire. Cambridge University Botanic Garden's 'Newton's apple tree' falls in storm 2022-02-21T05:00:00Z Physicists’ best theory of gravity is general relativity, Albert Einstein’s famous conception of how matter warps space and time. What Is Spacetime Really Made Of? 2022-01-18T05:00:00Z To date, our best theory of gravity is the general theory of relativity, which was put forward in 1916 by Albert Einstein. Astronomy 2016-10-13T00:00:00Z A long-awaited, 16-year study of an orbiting pair of spinning neutron stars has yielded the most wide-ranging tests yet of Albert Einstein’s theory of gravity. Double pulsar data helps Einstein’s theory of gravity pass toughest test yet 2021-12-14T05:00:00Z For example, Isaac Newton’s theory of gravity was superseded by Albert Einstein’s, but that did not make Newton’s theory “wrong” or make Einstein’s “right.” Readers Respond to the July 2021 Issue 2021-11-14T05:00:00Z Loeb said now the question is if scientists can distinguish between particle dark matter and this modified theory of gravity to come to a conclusion on what's going on with dark matter. A new theory puts dark matter on the chopping block, possibly upending our understanding of gravity 2021-10-28T04:00:00Z The two seem to be wildly different theories—the CFT has no gravity in it whatsoever, and the AdS space has all of Einstein’s theory of gravity thrown in. What Is Spacetime Really Made Of? 2022-01-18T05:00:00Z And in 1796, the French mathematician Pierre-Simon, marquis de Laplace, made similar calculations using Newton’s theory of gravity; he called the resulting objects “dark bodies.” Astronomy 2016-10-13T00:00:00Z Thus, many physicists suspect a quantum theory of gravity is the only way to unify these two opposing approaches.. Could Gravity’s Quantum Origins Explain Dark Energy? 2021-10-28T04:00:00Z Our current theory of gravity, Einstein’s general theory of relativity, predicts its own failure at points in spacetime called “singularities.” Singularities Can Exist Outside Black Holes—In Other Universes 2021-08-23T04:00:00Z In deriving his theory of gravity Albert Einstein was inspired by the philosopher Ernst Mach, and Einstein’s new notions of space and time inspired Picasso’s paintings. Creative Thinking in both Science and the Arts Is Not for the Faint of Heart 2021-06-03T04:00:00Z It satisfies the mathematical requirements of Albert Einstein’s theory of gravity, general relativity, says Carlos Palenzuela Luque, a gravitational theorist at the University of the Balearic Islands. After decades of effort, scientists are finally seeing black holes—or are they? 2021-01-07T05:00:00Z It assumes that general relativity is the correct theory of gravity throughout the universe. Astronomy 2016-10-13T00:00:00Z Not only did they measure the mass of the black hole, but they also tested Einstein's theory of gravity. Black Holes Are Finally Trending 2020-11-07T05:00:00Z In confirming Galileo’s gravity experiment yet again, the result upholds the equivalence principle, a foundation of Albert Einstein’s theory of gravity, general relativity. Galileo’s famous gravity experiment holds up, even with individual atoms 2020-10-30T04:00:00Z Black holes are gravitational potholes in space-time predicted by general relativity, Albert Einstein’s theory of gravity. A Black Hole’s Lunch: Stellar Spaghetti 2020-10-17T04:00:00Z So to test a new theory of gravity, theorists need only to calculate the value it predicts for that second post-Newtonian parameter, Özel says. Famous shadow of black hole provides novel test for new theories of gravity 2020-10-02T04:00:00Z General relativity, our best theory of gravity, says that the motions of objects can be predicted exactly. Astronomy 2016-10-13T00:00:00Z The chord also confirms a prediction of Einstein’s theory of gravity, or general relativity. Gravitational waves reveal unprecedented collision of heavy and light black holes 2020-04-18T04:00:00Z They were an unwelcome prediction of Albert Einstein’s theory of gravity, general relativity. Infinite Visions Were Hiding in the First Black Hole Image’s Rings 2020-03-28T04:00:00Z “I am extremely excited that testing Einstein’s theory of gravity goes hand in hand with state-of-the-art binary star modeling.” Bizarre Cosmic Dance Offers Fresh Test for General Relativity 2020-01-30T05:00:00Z If that’s the case, apparent evidence for its existence might actually be a sign that the true cosmic theory of gravity differs from Einstein’s. Physicists Probe Validity of Einstein’s Gravity on Cosmic Scales 2020-01-21T05:00:00Z A satisfactory explanation of the tides, however, awaited the theory of gravity, supplied by Newton. Astronomy 2016-10-13T00:00:00Z Measurements taken by Brahe were accurate enough to challenge fundamental astronomical conceptions and misconceptions and help pave the way for Isaac Newton’s theory of gravity and the laws of motion, Donahue says. New device in New Mexico turns back clock on astronomy 2019-12-31T05:00:00Z Another possibility is that the current theory of gravity is incomplete. 5,000 'fibre-optic eyes' to probe Dark Energy 2019-10-28T04:00:00Z Deciphering its oscillations much as a pianist might think about a chord, they confirmed—albeit with modest precision—a prediction of Albert Einstein’s theory of gravity called the no-hair theorem. Black hole reverberations suggest the cosmic beasts are as ‘bald’ as cue balls 2019-09-13T04:00:00Z Or it could point to the need for a more fundamental rewrite of general relativity, Albert Einstein's theory of gravity. Robot detector to map cosmos for clues to dark energy 2019-09-11T04:00:00Z Applying Einstein’s theory of gravity to the smooth fabric of spacetime around black holes is tough enough, Lovelace says. Astronomers Spy a Black Hole Devouring a Neutron Star 2019-08-19T04:00:00Z Supergravity was an early attempt to do so, combining particle physics with Einstein’s theory of gravity, general relativity. Speculative ‘supergravity’ theory wins US$3-million prize 2019-08-05T04:00:00Z Instead, what would be needed is a more complete theory of gravity that explains the accelerating Universe. 5,000 'fibre-optic eyes' to probe Dark Energy 2019-10-28T04:00:00Z Otherwise, a black hole must be featureless, or so says Einstein’s theory of gravity, general relativity. Black hole reverberations suggest the cosmic beasts are as ‘bald’ as cue balls 2019-09-13T04:00:00Z At some point a more comprehensive theory of gravity may be required, she said. Star orbiting massive black hole lends support to Einstein's theory 2019-07-25T04:00:00Z The 1919 eclipse across South America and Africa provided direct evidence for Einstein’s mind-bending theory of gravity. 100 years ago, an eclipse changed the known laws of physics and made Einstein Einstein 2019-05-28T04:00:00Z But even as detections accumulate, one theorist has made an advance that could change how the team analyzes the signals and make it easier to test Albert Einstein’s theory of gravity, general relativity. Theorist calculates the incalculable siren song of merging black holes 2019-05-02T04:00:00Z Newton’s theory of gravity did not, of course, formulate gravity as a consequence of curved space. Einstein, Eddington and the 1919 eclipse 2019-04-14T04:00:00Z The image, a ring of fire surrounding the blackest of shadows, is a powerful confirmation of Albert Einstein’s theory of gravity, or general relativity, which was used to predict black holes 80 years ago. Top stories: Black hole’s first close-up, pseudoarchaeology, and hunting for human pheromones 2019-04-12T04:00:00Z The precise size and shape of the ring will help researchers test Einstein’s gravitational equations to see if they stand up to the test or if some other theory of gravity may be needed. First-ever picture of black hole revealed 2019-04-10T04:00:00Z To understand the singularity, Weiss said, “you need to know how to do the quantum theory of gravity.” A brief history of black holes as we await the big reveal from the Event Horizon Telescope 2019-04-09T04:00:00Z When developing his theory of gravity, Newton studied ocean tides, knowing that the gravitational tug of the moon causes them. Historians expose early scientists’ debt to the slave trade 2019-04-04T04:00:00Z The aim of a quantum theory of gravity is then first to hypothesize the laws that govern the elementary events, by which they continually come into being and then recede into the past. Space: The Final Illusion 2019-04-04T04:00:00Z In string theory, a “solution” implies a vacuum of spacetime that is governed by Einstein’s theory of gravity coupled to a quantum field theory. Found: A Quadrillion Ways for String Theory to Make Our Universe 2019-03-28T04:00:00Z The results provide support for Einstein’s theory of gravity — the general theory of relativity. General relativity verified by a triple-star system 2018-07-03T04:00:00Z “We don’t have a theory that is the quantum theory of gravity,” he said. A brief history of black holes as we await the big reveal from the Event Horizon Telescope 2019-04-09T04:00:00Z There is a lot at stake—if general relativity breaks down for certain situations then we would need a revised or modified theory of gravity. Triple-Star Test Shows Einstein Was Right, Again 2018-07-05T04:00:00Z The reason is that there is good evidence that the quantum theory of gravity will itself engender big violations of locality. Space: The Final Illusion 2019-04-04T04:00:00Z Black holes are gravitational pits, trap doors to eternity, predicted by Einstein’s theory of gravity, general relativity. Black Hole Drags Star to Dusty Death 2018-06-14T04:00:00Z Even today there are almost as many contending ideas for a quantum theory of gravity as scientists working on the topic. What Is Spacetime? 2018-05-24T04:00:00Z The singularities at the centers of astrophysical black holes mark the breakdown of Einstein’s theory of gravity, general relativity. Maybe We Could "See" a Singularity After All 2018-05-22T04:00:00Z If a black hole preserves information, he argues, then an unavoidable conclusion of Einstein’s theory of gravity—that there’s no way to tell if you’re falling into a huge black hole—must be wrong. Hawking’s final quest: saving quantum theory from black holes 2018-03-20T04:00:00Z There is some theoretical evidence that this project of making a quantum theory of gravity will require space and spacetime to become discrete and built out of finite atoms of geometry. Space: The Final Illusion 2019-04-04T04:00:00Z This was a messy collection of papers from a technical workshop on how to devise a new theory of gravity. Stephen Hawking: The book that made him a star 2018-03-14T04:00:00Z Their existence was predicted, just over a century ago, by the mathematics of Albert Einstein’s general theory of relativity, which is actually a theory of gravity. Gravitational-wave astronomy starts in earnest 2017-10-16T04:00:00Z Gravitational waves are a spectacular prediction of Albert Einstein's theory of gravity, general relativity. Trio of detectors homes in on black hole sources of gravitational waves 2017-09-27T04:00:00Z That "equivalence principle" now serves as the cornerstone of Albert Einstein's theory of gravity, general relativity, and physicists are keen to test it in as many ways as they can. Coolest science ever headed to the space station 2017-09-07T04:00:00Z Using orbiting bodies to show relativistic effects is not new; observations of the planet Mercury in the 19th centuryshowed that its movements deviated from what Isaac Newton's theory of gravity predicted. Closest Supermassive Black Hole Tests Einstein's Relativity 2017-08-09T04:00:00Z At a more fundamental level, looking at the size and shape of the event horizon will test Einstein's theory of gravity for the first time in the extreme regime around a supermassive black hole. How to hunt for a black hole with a telescope the size of Earth 2017-03-21T04:00:00Z They also hope to chart the size and shape of the event horizon—the boundary of the black hole—to test whether Albert Einstein's theory of gravity, general relativity, still works under such extreme conditions. This global telescope may finally see the event horizon of our galaxy's giant black hole 2017-03-02T05:00:00Z The technique, they say, depends only on geometry and Einstein’s theory of gravity, general relativity, making it independent of other assumptions about dust or the makeup of stars. Cosmos Controversy: The Universe Is Expanding, but How Fast? 2017-02-20T05:00:00Z The most famous one, a hundred years ago, refuted Newton’s theory of gravity, and confirmed Einstein’s. Beyond fact-checking: After the catastrophic media failure of 2016, the press must master “crucial evidence” 2017-02-19T05:00:00Z It created a scientific sensation and was a benchmark in physics and astronomy, transforming a quirky implication of Einstein's 1916 theory of gravity into the realm of observational astronomy. Einstein 2.0: gravitational waves detected for a second time 2016-06-15T04:00:00Z "This is the first time we've seen the full force of Einstein's theory of gravity at work." Scientists win $3 mln for detecting Einstein's waves 2016-05-03T04:00:00Z While many models of the universe currently exist, simulations are typically based on those built on Newton’s theory of gravity. New simulation could shed light on dark energy and expansion of the universe 2016-03-07T05:00:00Z Even then, Thorne was deeply involved with the theoretical study of black holes, experimental tests of Einstein’s theory of gravity and the mathematics of gravitational waves. What the detection of gravitational waves teaches us about patience 2016-02-19T05:00:00Z No one was demanding a new theory of gravity in 1915. There’s no space for today’s young Einsteins | Philip Ball 2016-02-12T05:00:00Z But dwell for now on the theory of gravity itself. Gravitational waves: A triumph for big science - BBC News 2016-02-11T05:00:00Z However, delving into the interior of black holes would require a quantum mechanical theory of gravity. Physicists figure out how to retrieve information from a black hole 2015-12-23T05:00:00Z Einstein's theory of gravity, his general theory of relativity, describes the birth of the universe, the orbits of planets and the fall of Newton's apple. Quantum Gravity in Flatland 2015-12-01T05:00:00Z Devised 100 years ago this month, general relativity is a theory of gravity. Satellite launch accident provides unexpected test of Einstein’s theory 2015-11-25T05:00:00Z Worse, he had discovered a fatal flaw in his new theory of gravity, propounded with great fanfare only a couple of years before. A Century Ago, Einstein’s Theory of Relativity Changed Everything 2015-11-24T05:00:00Z In 1907, while still at the patent office, he started to think about extending the principle of relativity from uniform to arbitrary motion through a new theory of gravity. History: Einstein was no lone genius 2015-11-15T05:00:00Z In short, Einstein's theory is nonlocal in a more subtle and insidious way than Newton's theory of gravity was. How Einstein Revealed the Universe's Strange "Nonlocality" 2015-11-11T05:00:00Z Suddenly, there was another object in the solar system, another confirmation of Newton’s theory of gravity. The Hunt for Vulcan, the Planet That Wasn’t There 2015-11-04T05:00:00Z In addition to black holes, they included quantum mechanics and general relativity, which is a theory of gravity. Jacob Bekenstein, towering theoretical physicist who studied black holes, dies at 68 2015-08-27T04:00:00Z Conversely, they could produce the first indication that Einstein’s theory of gravity, general relativity, the rule of rules for the universe, needs fixing for the first time since it was introduced a hundred years ago. Black Hole Hunters 2015-06-08T04:00:00Z Newton’s theory of gravity was attributed to his encounter with the falling apple while resting under a tree. SAPVoice: Want To Create Fundamental Breakthroughs? Take A Break. 2015-06-04T04:00:00Z Any theory of gravity is not a local field theory. How Einstein Revealed the Universe's Strange "Nonlocality" 2015-11-11T05:00:00Z “That’s gravity for you, or as Scott Walker calls it, ‘the theory of gravity.'” Obama Roasts Hillary Clinton, Boehner at Washington Dinner 2015-03-14T04:00:00Z If so, the result would sink general relativity, Albert Einstein’s theory of gravity. Feature: Drop-testing general relativity, Galileo’s way 2015-03-05T05:00:00Z This is precisely no different than asking whether one believes in the theory of gravity or general relativity, but Walker would not answer. Scott Walker’s inartful dodge in London 2015-02-16T05:00:00Z Situated in the orchard of Woolsthorpe Manor, it is said to have inspired Sir Isaac Newton's theory of gravity, when an apple landed on his head as he sat underneath. 'Tree of the Year' shortlist issued 2014-10-27T04:00:00Z Gravitational waves are a prediction of Einstein’s general theory of relativity, which is the modern theory of gravity. Astrophysics: BICEP flexes its muscles 2014-03-20T16:01:13Z Deviations from the predicted shape of the halo would indicate that Einstein’s theory of gravity needs revision. It’s Snack Time in the Cosmos 2014-02-17T21:16:04Z Riemann’s explorations of the geometry of curved spaces in 1854 laid the foundation for Einstein’s theory of gravity, general relativity, half a century later. Out There: In the End, It All Adds Up to – 2014-02-03T19:59:21Z Isaac Newton's theory of gravity also predicted a deflection, but by only half the amount seen. Proxima’s Unprecedented Passage: When Stars Align 2014-01-23T20:45:00Z "Finding a deviation would indicate a breakdown of general relativity and point us toward a new, correct theory of gravity," she said. Triple star system clue to gravity 2014-01-05T19:18:49Z Maldacena's idea thrilled physicists because it offered a way to put the popular but still unproven theory of strings on solid footing—and because it solved apparent inconsistencies between and Einstein's theory of gravity. Universe Really Is a Hologram According to New Simulations 2013-12-11T23:45:00.655Z One would think such a rude awakening to be cause for anger, but instead, it delighted Newton, inspiring him to develop his great theory of gravity! Why Was Isaac Newton Such A Jerk? 2013-11-04T16:53:00Z “It’s telling you something about the nature of the theory of gravity,” he says. Rethinking particle dynamics 2013-10-02T17:20:32.117Z Because Einstein’s theory of gravity allows for both black holes and naked singularities, it’s up to observers to settle the question. What Would It Be Like to Fall Into a Naked Singularity? [Guest Post] 2013-09-16T20:15:13.850Z We need a more complete theory of gravity, he concluded. A Black Hole Mystery Wrapped in a Firewall Paradox 2013-08-12T20:46:10Z She immediately formulated a theory of gravity, space and planetary orbit, with a set of complex accompanying equations. Bank notes need more women 2013-07-27T23:07:00Z Einstein conceived of a new theory of gravity to replace the old Newtonian vision for spatial bodies whose gravity warped the fabric of space around them. Back Off, Man. I'm A Scientist! Greene, Carroll And Frank Open Seattle Science Festival 2013 2013-06-09T05:26:17Z And, on a more profound level, it might reveal the structure of space-time in a future quantum theory of gravity — a breakthrough that would unify modern physics. Rethinking particle dynamics 2013-10-02T17:20:32.117Z Einstein's theory of gravity, General Relativity, predicted that massive objects, such as stars, would bend the space around them such that passing light rays follow curved paths. Space Warps [Zooniverse] 2013-05-14T17:45:02.250Z From an experimental perspective one of the best bets for probing a quantum theory of gravity is to look for gravitons, particles that are thought to mediate the gravitational force. Why the search for a unified theory may turn out to be a pipe dream 2013-05-03T23:45:02.410Z Such firewalls would violate a foundational tenet of physics that was first articulated almost a century ago by Albert Einstein, who used it as the basis of general relativity, his theory of gravity. Astrophysics: Fire in the hole! 2013-04-03T17:20:23.700Z Einstein’s theory of gravity predicts exactly what happens inside of black holes. Do We Live Inside a Mathematical Equation? 2013-02-16T21:03:01Z If the duality is valid, viscosity and shape will be related in a way that pins down the corresponding theory of gravity. Physicists Find a Backdoor Way to Do Experiments on Exotic Gravitational Physics 2012-12-18T18:15:02.807Z Astrophysicists believe in Einstein's theory of gravity with a fervour that is unbelievable. Coming to terms with the Higgs 2012-10-10T21:51:25.443Z This theory automatically combines quantum mechanics, and general relativity - Einstein's theory of gravity. India's million-dollar scientist 2012-08-08T09:51:06Z When Isaac Newton developed calculus and his theory of gravity, he reaped a reward far greater than stock options in a start-up or a big year-end bonus. Intense Competition Among Scientists has Gotten Out of Hand 2012-07-25T12:15:02.687Z It may help in resolving contradictions between their model of how the world works at the subatomic level and Einstein's theory of gravity. "It's a boson:" Higgs quest bears new particle 2012-07-04T21:34:28Z Astronomers believe these dense objects may hold the key to a more complete theory of gravity than that proposed by Einstein. Nations to share giant telescope 2012-05-25T14:30:22Z They'll probe the origins of the Universe, test the theory of gravity and even search for alien life. Where to put a giant telescope? 2012-05-25T10:11:40Z Astronomers believe these super-dense objects may hold the key to a more complete theory of gravity than that proposed by Einstein. Decision due on giant telescope 2012-05-25T01:47:58Z The theory of evolution is as strongly supported as the theory of gravity and the theory that infectious diseases are caused by micro-organisms. Ben Carson's creationist views spark controvery over commencement speech 2012-05-09T03:30:23Z The theory of gravity, Einstein’s general theory of relativity, says that spacetime is like Silly Putty. Where Do Space and Time Come From? New Theory Offers Answers, If Only Physicists Can Figure It Out 2012-04-12T21:15:02.897Z Or maybe, Isaac Newton, sitting under an apple tree when the apocryphal falling fruit prompted his theory of gravity. Hunters of Myths: Why Our Brains Love Origins 2012-04-07T20:45:00.207Z The light-speed notion is partly the basis for Einstein's theory of gravity, which, in turn, is the starting point for existing theories about how the universe evolved. Scientists Find Flaw in Light-Speed Study 2012-02-23T13:24:20Z They will probe the early Universe, test Einstein's theory of gravity and even search for alien intelligent life. Decision due on giant telescope 2012-05-25T01:47:58Z Analogously, the theory of gravity and the of nuclear physics are also theories that we live with every day. Guest Post: Rick Santorum and Climate Change 2012-02-16T19:45:12.093Z Early in 1916, Albert Einstein had just completed his greatest life’s work, a decade-long, intense intellectual struggle to derive a new theory of gravity, which he called the general theory of relativity. A Universe from Nothing: Einstein, the Belgian Priest and the Puzzle of the Big Bang 2012-02-10T14:45:04.437Z The image will also test Einstein’s theory of gravity. To spy a black hole, astronomers will build a virtual globe-spanning telescope 2012-01-23T21:43:07Z Today the highly unintuitive black hole complementarity and holographic principles are central pillars of the quantum theory of gravity. Readers Respond to "The Bad Boy of Physics," and Other Articles 2011-10-21T12:45:00.330Z It's a lot tougher to test Albert Einstein's theory of gravity—the general theory of relativity—which says that the gravity of an object warps space and time around it. Galaxy Clusters Validate Einstein's Theory 2011-09-28T18:28:41Z But, every time we walk on the ground we see the theory of gravity in action. Guest Post: Rick Santorum and Climate Change 2012-02-16T19:45:12.093Z This was not just a new theory of gravity, however; it was a new theory of space and time as well. A Universe from Nothing: Einstein, the Belgian Priest and the Puzzle of the Big Bang 2012-02-10T14:45:04.437Z In Bronstein's full-dress research on quantum gravity, published in 1936, the most fascinating part was the essential difference between quantum electrodynamics and the quantum theory of gravity. Why Is Quantum Gravity So Hard? And Why Did Stalin Execute the Man Who Pioneered the Subject? 2011-07-14T11:45:00.427Z And the scientists followed him and accepted his theory of gravity, which means nothing and explains nothing. The Universe a Vast Electric Organism 2011-06-09T02:00:22.450Z It’s a theory as powerful as the theory of gravity.” Tracking Lineage Through a Bramble 2011-05-09T21:25:22Z The finding confirms some of the weirdest of the many strange predictions — ranging from black holes to the expanding universe — of Albert Einstein’s theory of gravity, general relativity. 52 Years and $750 Million Proves It: Einstein Was Right 2011-05-04T21:00:26Z In Einstein’s theory, as in Newton’s theory of gravity before it, gravity is a purely attractive force between all objects. A Universe from Nothing: Einstein, the Belgian Priest and the Puzzle of the Big Bang 2012-02-10T14:45:04.437Z These quantum jumps can test Newton's theory of gravity - and any variations from it - with unprecedented precision. Gravity probed at quantum level 2011-04-18T03:42:14Z With its hugely enhanced sensitivity, the SKA will probe the early universe, test Einstein's theory of gravity and even search for alien intelligent life. VIDEO: Jodrell Bank decision 'a boost' 2011-04-04T17:04:38Z They are woven into our folklore too: would Isaac Newton have discovered the theory of gravity had a Lincolnshire apple not fallen from a tree in his mother's garden in 1666? Save England's real apples 2011-03-14T18:30:00Z Both descriptions of the observed event are correct; the equivalence of the two points of view is the foundation of Einstein's relativistic theory of gravity. Gravity, by George Gamow [Special Archive Article] 2011-03-04T13:45:00.433Z The famous physicist Richard Feynman came up with a seamless quantum theory of gravity in the 1960s. Forces to Reckon With: Does Gravity Muck Up Electromagnetism? 2011-02-08T12:15:00.260Z "The mainstream assumes it is due to the presence of dark matter, while others, like me, think that the theory of gravity has to be modified." Reliance on Indirect Evidence Fuels Dark Matter Doubts 2011-01-04T16:16:43.287Z “Perhaps if he hadn’t invented the theory of gravity, that collar would still be suspended in the air.” Prosecutor in Crane Collapse Closes With Focus on Sling 2010-07-20T01:22:00Z Dr. Verlinde’s argument turns on something you could call the “bad hair day” theory of gravity. Is Gravity Real? A Scientist Takes on Newton 2010-07-12T19:54:00Z If a future experiment should demonstrate that antiparticles do have a negative gravitational mass, it will deliver a mortal blow to the entire relativistic theory of gravity by disproving the principle of equivalence. Gravity, by George Gamow [Special Archive Article] 2011-03-04T13:45:00.433Z The wood sample is from the original tree from which an apple fell, leading Newton to devise his theory of gravity. Piece of Isaac Newton's tree to defy gravity by going into space 2010-05-10T02:14:00Z The foregoing arguments represent the foundation of Einstein's theory of gravity. Gravity, by George Gamow [Special Archive Article] 2011-03-04T13:45:00.433Z |
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