This day only comes 'round' once every year!

Saturday is Pi Day, a national celebration of the mathematical concept, which is the ratio of a circle's circumference to its ...

Now for the important part. Today, as you may know, is Pi Day. Why today? Because it’s March 14—yes, 3/14—and 3.14 is the value of pi to two decimals. Of course, the actual number continues to an ...

Explore the origins of Pi Day from San Francisco's Exploratorium to global recognition, blending math, culture, and pie in a ...

Pi Day,” which is March 14, 3.14, is a day meant to recognize the special, infinite number that can also be recognized by its ...

One of my favorite holidays is Pi Day. On March 14, people who love the math constant called pi celebrate by eating the other kind of pie. Like apple pie, pumpkin pie and even pizza pie. I talked ...

SAN FRANCISCO -- Every March 14, mathematicians, scientists and math lovers around the world celebrate Pi Day, a commemoration of the mathematical sign Pi. That's because the date written numerically ...

Some numbers are useful. Some are famous. And then there is pi, a number so absurdly powerful that humanity has spent ...

The Chowchilla Branch Library is hosting a Pi Day event with circular themed activities and refreshments for attendees.

A single server smashed the pi world record, churning out 314 trillion digits in 110 days.