Pi Day — March 14, or 3.14 — is here, and for Californians, the math-themed holiday comes with extra local flavor. The celebration was born in California in 1988 at San Francisco’s Exploratorium, and ...

Pi Day — March 14 or 3.14 — is here and at select Michigan restaurants, you can celebrate with deals on sweet and savory pies. March 14's numeric date is shorthand for Pi, a mathematical value ...

Although it isn't an official day on the calendar, Pi Day is one of the most anticipated holidays of the year. Sure, it might not come with copious amounts of presents or some mystical lore ...

Saturday 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 ...