Sunday March 14th is Pi Day, as well as Albert Einstein’s birthday.

Self-confessed geek Elizabeth Landau reports for CNN on how nerds everywhere plan to celebrate:

… Read the restThe sound of meditation for some people is full of deep breaths or gentle humming. For Marc Umile, it’s “3.14159265358979…”

Whether in the shower, driving to work, or walking down the street, he’ll mentally rattle off digits of pi to pass the time. Holding 10th place in the world for pi memorization — he typed out 15,314 digits from memory in 2007 — Umile meditates through one of the most beloved and mysterious numbers in all of mathematics.

Pi, the ratio of circumference to diameter of a circle, has captivated imaginations for thousands of years — perhaps even since the first person tried to draw a perfect circle on the ground or wondered how to construct something round like a wheel.