How do those defibrillators you see on TV actually work? Surprise! Physics can explain! So, how do those defibrillators you see on TV actually work? Surprise! Physics can explain! Okay buckle up, ...

As we learn more about electricity, we have to talk about fields. As we learn more about electricity, we have to talk about fields. Electric fields may seem complicated, but they're really fascinating ...

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 ...

In 2011, brothers John and Hank Green created an educational YouTube channel called “Crash Course” with the goal of spreading high-quality educational videos for everyone, free of charge. A year later ...