And we've got the very best Pi Day trivia questions and answers to entertain you. This number-themed day dates back to 1988, ...

Friday is Pi Day, a national celebration of the mathematical concept, which is the ratio of a circle's circumference to its diameter and equals 3.14... Schools and museums often plan events to ...

(Mass Appeal) - Tomorrow marks Pi Day, a very special day not for bakers but for mathematicians. We're talking about the annual celebration of March 14th since 3, 1, and 4 are the first three ...

has new meaning on this Pi Day, which was celebrated yesterday. Emma Haruka Iwao, a Google employee, has broken the Guinness world record for calculating the most digits of Pi. Iwao and a Google ...