(NBC) - Happy Pi Day! The annual celebration, held every March 14, is your chance to pay tribute to the most famous constant in math and physics: the number you get when you divide the circumference ...

If you like pies or mathematics, the Exploratorium is the place to be on Sunday, when the hands-on science museum celebrates the number that knows no end at its Pi Day. For those who know more about ...

Pi is an irrational number%2C meaning its decimal representation does not end It%27s the most recognized mathematical equation in the world The shortened equation is 3.14159 If mathematics is the ...

Pi Day is such a huge holiday that it's hard to imagine it didn't exist until 1988. The first party in honor of the amazing mathematical entity known as "pi" began that year when Larry Shaw, a ...

To most, pi is just some number: 3.1415926 … streaming on into infinity, a seemingly endless string of digits. Not so for writer/director Darren Aronofsky, whose debut film, Pi, deals briefly with pi ...

Math, but make it fun.