Celebrating Pi Day at Sal's Pizza in Boston 03:04. Today marks National Pi Day in the United States and around the world. The holiday commemorates a timeless symbol beloved by many in mathematical ...

But, despite the endless string of unpredictable digits that make up pi, it’s not what we call a truly random number. And it actually contains all sorts of surprising patterns.

Primes and pi suggest a benign infinity, a pleasing order—pi because of its endlessness and its relation to the circle, and primes because no matter how far you travel on the number line you ...

Burnsville student attempts to break Pi Day record, with a pie to the face on the line. ... It's technically impossible, since pi is an irrational number that stretches into infinity.