As usual, Vi Hart's annual Pi Day video is the best way to ring in 3/14

https://www.youtube.com/watch?v=3mMeEKGyngM

Vi Hart (previously) is the fast-talking, doodling, hyper-charming mathematical vlogger whose Pi Day videos are consistently the best of the season, even when she's pooping on Pi, she always manages to fascinate and delight. (more…)