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 enough calculation in that it's the ratio of a circle's circumference to ...

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 ...

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 ...