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 ...

Originally defined as the ratio between the circumference of a circle and its diameter, pi — written as the Greek letter π — appears throughout mathematics, including in areas that are completely ...

Math enthusiasts know all about it, and the rest of the population is probably hoping for cherry pie. But March 14 is Pi Day. While last year stretched the symbolic celebration out a little longer -- ...

The latest record-breaking calculation of pi did not come from a sprawling cloud cluster but from a single, meticulously tuned server that pushed the constant to 314 trillion digits. The feat ...

Depending on how you look at it, Pi Day is a festival of nerds, a math class gimmick, a chance to pause and reflect on the infinite, or just a good excuse to eat a lot of sugar. For these and many ...