Add Yahoo as a preferred source to see more of our stories on Google. If those questions are running through your head, keep on reading! Ahead, you'll find everything you need to know about Pi Day.

Divide the circumference of a baseball by its diameter and you get 3.14. Divide the circumference of Earth by its diameter and you get 3.14. Divide the circumference of a pizza, coin or, well, pie and ...

Not just mathematicians and rocket scientists, National Pi Day is celebrated across the U.S. by students, teachers and science enthusiasts. The day is observed on March 14 (3/14 in the month/date ...

Today is Pi Day, so named because the first three digits of pi are 3.14 and the date is March 14—or 3/14 in the format used in the United States. Yes, on most other parts of Earth today is also March ...

Add Yahoo as a preferred source to see more of our stories on Google. It's Pi Day, and while the celebration is more so centered around the mathematical symbol, it also acts as the perfect excuse to ...

Happy Pi Day! Fans have decided to commemorate the mathematical constant on March 14 for years, but it was until 2009 that Pi Day was designated by the U.S. House of Representatives. For those who don ...

WEST LAFAYETTE, Ind. — Purdue University plans to celebrate National Pi Day and an historical refute of an Indiana bill to change the mathematical constant that would have left a sour taste in ...

It isn't The Pioneer Woman without "pi!" In the baking sense, Ree Drummond is no stranger to the pastry, whether she's whipping up apple pie, pot pie, or Ladd's favorite chocolate pie. One of the best ...