Numbers rarely make headlines, but pi has a habit of doing exactly that. The ...

Most people know about the numerical constant pi (or π, if you prefer). But did you know that pi has an evil twin represented by the symbol ϖ? As [John Carlos Baez] explains, it and its related ...

Unlike pi, these Pi Day jokes won't go on forever—but the LOLs will keep going for a while! Punny Pi Day jokes everyone will ...

ATLANTA — It's Pi Day, and several national and local retailers are offering customer deals and freebies to celebrate infinity. Pi Day is celebrated annually and is based on a symbol used in ...