Simply put, pi is a mathematical constant that expresses the ratio of a circle’s circumference to its diameter. It figures ...

Pi Day was first celebrated in 1988 at San Francisco's Exploratorium, a museum of science and technology that encourages visitors to be hands-on.

Learn these interesting facts about pi before Pi Day on March 14 Facts about pi you don’t want to miss How much do you really ...

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 ...

Mathematician Dr. Steven Strogatz breaks down the history of the math concept and brings it full circle to recent science.

March 14 is almost here, and math teachers shouldn’t get to have all the fun! These Pi Day ideas can help you make connections across the curriculum, all while celebrating the wonders of math and ...

A 10-year-old British boy celebrated the run-up to the math-themed holiday Pi Day by breaking a world record for the most ...

Some restaurants are offering special $3.14 promotions this Friday. In honor of Pi Day, pizza chains and national restaurants are celebrating the sweet holiday with special promotions and even ...

Several national retailers are offering Pi Day discounts and special deals on March 14 to celebrate the mathematical holiday.

WEST PALM BEACH, Fla. (AP) — Math enthusiasts around the world, from college students to rocket scientists, celebrate Pi Day, which is March 14 or 3/14 — the first three digits of an infinite ...