Come spring, everyone's a joker about math. That's because every March 14 — 3.14, that is — is Pi Day, so named for the set of numerals that make up its date. Sure, pi is technically the ratio of the ...

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 ...

If you haven’t celebrated Pi Day yet, what are you waiting for? This unofficial holiday rolls around every March 14 — that’s 3/14, matching the rounded number of pi. In case you need a refresher, pi ...

Add Yahoo as a preferred source to see more of our stories on Google. This number-themed day dates back to 1988, when physicist Larry Shaw decided to host a circle walk to honor the mathematical π ...