Hello and welcome to the one and only Pi(e) Day song playlist you’ll ever need! Videos by American Songwriter For those that don’t know, it’s March 14—that is, 3.14. And if you didn’t major in math, ...

March 14 is known to math students and geeky adults around the country as Pi Day, a celebration of the ratio of a circle to a diameter. The number has an infinite number of decimal places but is often ...

British writer, essayist and autistic savant Daniel Tammet, pictured today, holds the European record for reciting pi from memory to 22,514 digits in five hours and nine minutes on March 14, 2004.

It's almost National Pi Day, and Kentuckians and pie enthusiasts love to celebrate. While fun to think about the mouthwatering dessert, National Pi Day is about much more. It's also about math! More: ...