Time is a flat circle, Matthew McConaughey tells us, neglecting to explain how then we could measure time's circumference to derive its diameter, using pi. (Maybe it's best not to take the sentiment ...

As if math wasn't confusing enough, we have Pi to contend with. An irrational number that has no end. It sounds like an easy ...

Math enthusiasts celebrate March 14 as Pi Day. The observance originated in the late 1980s in California, where physicists first served circular fruit pies to the public on the 14th day of the third ...

If you're a math wiz, or just a person on the internet, you know that March 14, is a very special day. For those of you who don't know, however, it’s Pi Day, a day that celebrates the mathematical ...

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 ...