Calling all mathematicians, a day where math and food meet is finally here! March 14, National Pi Day, honors 3.14 (π) the ratio of the circumference of a circle. Whether you're challenging yourself ...

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 ...

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 ...

Pi, a mathematical constant denoted by the Greek letter π, is the ratio of a circle's circumference C to its diameter d: π = ...

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 ...

Pi Day — March 14 in the United States — was first celebrated in 1988 and falls during Women's History Month. When you purchase through links on our site, we may earn an affiliate commission. Here’s ...