We've learned about light and how to bend it to our will. But what can we LEARN from it? Light is everywhere … but it’s not as predictable as you might think. It’s a wave that travels in straight ...

What do series and parallel circuits have to do with Christmas lights? In this episode of Crash Course Physics, Shini walks us through the differences between series and parallel circuits and how that ...

I'm sure you've heard of Isaac Newton and maybe of some of his laws. Like, that thing about "equal and opposite reactions" and such. But what do his laws mean? And how do they help us understand the ...

Look, I know there’s a huge galaxy-shaped hole in your heart ever since Crash Course Astronomy aired its final episode in January. But despair not! For now, a new science show is starting: Crash ...

There you are in your introductory physics course. The course requirements say that you have to be in Calculus 101 (it's probably not called that) in order to enroll in Physics 101. Why? There are two ...