How the Most Accurate Clocks in the World Work

Atomic clocks are super accurate, but do you know how they work? Probably not! Well, unless you know about quartz vibrations regulated by Cesium energy states at the atomic level, which are separated by magnets and ovens. But assuming you don't know that stuff, here's the engineerguy Bill Hammack explaining how these clocks work, and how they're applied to other technology, like GPS. [YouTube]



"the size of a quarter"

Haha, U of Illinois, you so stoopid. That's not insignificantly larger than a quarter by any means.

Just kidding, I love this guy's videos.