Pi, which is the ratio of a circle's circumference to its diameter, is celebrated with its own holiday on March 14.

Not matter how you slice it, March 14 has something for everyone. The national holiday has been celebrated for decades now, since the late 1980s, thanks to a San Francisco physicist. Larry Shaw, also ...

Pi Day, celebrated on March 14 each year, honors the mathematical constant π with plenty of deals on sweet and savory pies, ...

WEST PALM BEACH, Fla. (AP) — Math enthusiasts around the world, from college students to rocket scientists, celebrate Pi Day, ...

When is National Pi Day 2025? What to know about Pi Day activities for kids, songs, movies, jokes, deals, snack ideas and more.

Celebrate Pi Day on March 14 with math enthusiasts worldwide, honoring the infinite and practical uses of the mathematical ...

From there a day of celebrating science and mathematics was born: Pi Day. More than three decades on and the day is ...

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

Years ago, the infinite decimal 3.14 or its Greek symbol pi was mostly known to math and science geeks, but now March 14 is ...

But come March 14, it is all about paying due to perfect pies, for that is Pi Day. The date tells the tale: It's 3/14, or ...

Nonno’s Pizza at 1613 Richmond Ave will celebrate Pi Day with deals from 11 a.m. to 11 p.m. Friday. Dine-in pizza lovers can ...

Exploratorium employees say this year’s Pi Day — the annual March 14 celebration honoring the number and its associated Greek ...