Electromagnetic waves can have all sorts of strange effects on us.

电对我们有各种各样奇怪的影响。

To see something, we need light, an electromagnetic wave.

想要做观测，我们需要光，也就是电。

We should beware of the electromagnetic waves from the computer.

我们应该小心从电脑中发射的电。

Light is basically a tiny electromagnetic wave traveling through space.

基本上，光是在宇宙中穿梭的微小电。

So small that the electromagnetic waves we used to see are too big to touch them.

它小到我们过去所能看到的电根本碰不到。

The unification of electricity and magnetism and the prediction of electromagnetic waves were revolutionary.

电和的统一以及电的预测是革命性的。

Wifi networks on land use electromagnetic waves, but in water these will only travel a few centimetres.

地面上的WiFi网络使用电，但是在水中它们只能穿行几厘米而已。

The advent of " metamaterials" provides a new solution for the perfect invisibility of any electromagnetic wave.

“超材料”的出现为任何电的完隐形提供了新的解决方案。

Maybe as civilizations develop, they quickly discover communication technologies far more sophisticated and useful than electromagnetic waves.

可能一个文明发展得太快，以致于它们使用的是比电更加复杂有用的信号。

They give tribute to electromagnetic waves of the telegraph, a new form of communication at the time.

他们为电报中电的研究作出了极大的贡献，也就是当时新的一种通信方式。

We can try to solve this by creating electromagnetic waves with more and much smaller wavelengths.

我们可以藉由缩小电长来解决问题。

Now, as these two oscillating fields move across space, that is what is known as an electromagnetic wave.

现在，当这两个振荡场在空间中移动时，这就是我们所说的电。

To understand what's actually happening here, we need to understand how electromagnetic waves like light travel across space.

为了理解这里到底发生了什么，我们需要理解像光这样的电是如何穿越空间的。

Conduction is the transfer of heat between solid objects, convection uses the movement of fluids, while radiation relies on electromagnetic waves.

传导指的是两个固体之间热量的转移，对流运用流体的运动，辐射利用电。

An " X-ray" is an electromagnetic wave of high energy.

“X 射线” 是一种高能电。

You can use sounds, you can use electromagnetic waves - Yeah.

你可以使用声音，你可以使用电 - 是的。

Metal can also be a problem, because it’s really good at reflecting electromagnetic waves.

金属也可能是个问题，因为它非常擅长反射电。

Gravitational waves—ripples in the geometry of space-time—are analogous to electromagnetic waves.

引力——空间-时间几何形态的动——同电相似。

There's actually higher frequencies of electromagnetic waves that have all sorts of applications.

实际上，更高频率的电具有各种各样的应用。

Maxwell believed that we could reproduce electromagnetic waves in the laboratory, and he was right!

麦克斯韦认为我们可以在实验室中重现电，他是对的！