Today marks National Pi Day in the United States and around the world. The holiday commemorates a timeless symbol beloved by many in mathematical and scientific communities, while making the most of ...

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 ...

An annual celebration of the mathematical constant pi — known as Pi Day — originated in the Bay Area in the late ’80s, when ...

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 ...

Did you know there are holidays for almost everything? While the U.S. may have 11 official federal holidays, there are actually thousands of quirky, themed days that make the calendar a whole lot more ...

If you haven’t celebrated Pi Day yet, what are you waiting for? This unofficial holiday rolls around every March 14 — that’s 3/14, matching the rounded number of pi. In case you need a refresher, pi ...

Pi isn’t just a term you see in math problems. It’s a special number with its own unique day. Pi Day is celebrated every year on March 14 because the date aligns with the first three digits of pi – ...

Pi Day, the one-of-a-kind math holiday, is Friday, March 14, giving people a chance to nerd out and enjoy baked goods or pizza. The special holiday celebrates the mathematical constant pi (π), which ...

Every year on March 14, people all over the nation celebrate Pi Day. The day honors the mathematical concept of pi -- the ratio of a circle's circumference to its diameter that is approximately equal ...