It's actually infrared light, and the only difference between infrared and visible light is the wavelength.

实际上这是一种红外线，对于可见光和红外线来说唯一的区别就是波长。

Lead doesn't let infrared light through.

铅不能让红外线通过。

Observing their infrared light, we can also see the stars embedded inside them.

通过观察它们的红外光，我们还可以看到嵌在它们内部的恒星。

But infrared light heat bounces off them so what you will do?

但它们会放射出红外线辐射，所以你要怎么做？

It uses infrared light -- similar to the light produced by a television remote control.

它使用的是红外光，类似于电视机遥控器产生的光线。

That heat works its way out of Jupiter, and gets radiated away as infrared light.

热量通过红外辐射的方式离开木星。

And we can't see with our eyeballs, the actors can't see the infrared light.

我们眼球看不见，这些演员也看不见红外线。

NASA's WISE satellite is a space telescope that carefully surveyed the universe in infrared light.

NASA 的“广域红外探测器”（WISE）卫星是利用红外线仔细宇宙的太空望远镜。

They just lit the scene with infrared lights from the " witness cameras, " they're called.

他们只是用“目击者摄像机”发出的红外线来照亮现场。

So gold, it turns out, is a great reflector of infrared light.

所以，事实证明，黄金是红外线的极佳反射器。

They shined infrared light on the fabric to assess the type of fibers and their relative fragility.

他们用红外线照射这些布料，从而评估不同的纤维以及它们的脆弱程度。

The specific tech powering these gadgets comes from Israeli tech company Wi-Charge which uses infrared light.

以色列科技公司 Wi-Charge 为这些小玩意提供的具体技术是利用红外光。

Using infrared light, the system measures the mixture of alcohol and carbon dioxide and the driver's breath.

该系统使用红外光，测量酒精和二氧化碳的混合物和司机的呼吸。

And they don't give off much heat either which makes them difficult to detect using infrared light.

而且它们也不会释放过多热量，所以很难被红外钱探测到。

Sunlight heats the ground, which emits infrared light.

阳光加热地面，并产生红外线。

Well, some astronomers. Researchers using the Spitzer Space Telescope could not see Fomalhaut b at all in infrared light.

不过，有些宇航员却不能。宇航员用斯皮策太空望远镜拍摄的红外线图里根本没有它的身影。

Plus the telescope can see infrared light which will make it easier to study exoplanet atmospheres.

此外，这个望远镜可以看到红外光，这将使其研究系外行星大气更加容易。

The lasers also use infrared light, since that has a longer wavelengths and carries less potentially-damaging energy than visible light.

激光也使用红外光，因为它的波长比可见光长，携带的潜在破坏性能量也比可见光小。

What we've done is we've engineered those dyes to selectively absorb infrared light and also convert that light into electricity.

我们做的是让这种染料有选择性地吸收红外线，同时实现光电转化。

This week, news of rebirth. NASA's WISE satellite is a space telescope that carefully surveyed the universe in infrared light.

本周，是关于重生的新闻。NASA的智慧号卫星是探寻宇宙的红外线太空望远镜。