Le problème avec facebook

This wouldn't be a youtube channel without a cat video - so without further ado, we present: Schrodinger's cat. I'm sure you've heard some version of this famous...

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So today I want to try and bend your brains a little bit today. And I'm hoping it will cause a little bit of debate on the comments, because I know YouTube's the home of rational and...
Suppose you have a ball covered entirely with hair and you're trying to comb the hair so that it lies flat everywhere along the surface. If the ball were a donut, or it existed in two...