Happy Pi Day, the annual celebration of this incredible, mysterious, and irrational mathematical constant. Okay, so Pi — most commonly written as the Greek symbol π — is an essential mathematical ...

Pi on pie! This week, for Pi Day, Upper Crust Pie Bakery will put the symbol on some open-faced pies (this one’s German chocolate). TAMMY LJUNGBLAD The Kansas City Star No matter how you’ve celebrated ...

Pi is denoted by the Greek letter π. It is a mathematical constant and is approximately equal to 3.14159. It is defined as the ratio of a circle's circumference to its diameter. It was first ...

It's Pi Day, and while the celebration is more so centered around the mathematical symbol, it also acts as the perfect excuse to eat a delicious, savory pizza or sweet, mouthwatering pie. While fun to ...

Why is Pi Day celebrated on March 14? Its meaning goes beyond an excuse to eat pie. Here's the significance of the number and how it originated. March 14 is Pi Day — so what’s with that? A holiday to ...

Happy Pi Day, the annual celebration of this incredible, mysterious, and irrational mathematical constant. Happy Pi Day, the annual celebration of this incredible, mysterious, and irrational ...

Pi Day is celebrated on March 14th in recognition of the mathematical constant, Pi. Ways to celebrate Pi Day include ordering pie, hosting a pie-eating contest, and watching the movie "Life of Pi".