Il problema con facebook

BRADY HARAN: 43 is a very special number with chicken nuggets. It's the highest number that you can't make by using the standard packs that you get from McDonald's. The packs...
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...
JAMES GRIME: Today, we're going to talk about one of the questions that we get sent in a lot at Numberphile, and the question is-- well, Brady, what's the question? BRADY HARAN: The...