Anyone who's had to learn math or physics in school may have encountered pi at one point. More popularly known and written out in its Greek lowercase letter counterpart, π, it's essentially the ratio ...
KUSA – If you're a math nerd, March 14 is a pretty magical day. And this year, 03/14/15 is especially awesome. And while some use Pi Day as an excuse to eat pie (the food)/make puns, others use Pi Day ...