Add Yahoo as a preferred source to see more of our stories on Google. An illustration of the mathematical symbol pi etched into a piece of pi on a green background. Math nerds everywhere are digging ...

Saturday's Google Doodle celebrates everyone's favorite math holiday, Pi Day.

PHOENIX — Saturday should be an infinitely enjoyable day. At 9:26:53, the calendar and clock will combine to make up the first 10 digits of pi, a mathematical number used to measure circles, making it ...

Yesterday marked the confluence of round baked goods (sweet and savory), iconic slapstick, the Greek alphabet and the best known and most widely mystifying mathematical constant: “Pi Day.” ...