Numberphile is a production by video journalist Brady Haran. Numberphile is a website containing short videos about numbers. Mathematicians and physicists play around with the tools of their trade and explain things in simple, clear language.
Find out why 493-7775 is a pretty cool phone number! What's the significance of 42, anyway? What the heck is a vampire number? Why does Pac-Man have only 255 screens?