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 ...

Egyptians believed that the pyramids of Giza were like math marvels, built on the principles of pi. The fun fact about this ...

SAN FRANCISCO--If ever a mathematician could be excited about a date, today would be it. That's because it's Pi Day, March 14, or, for you Americans, 3/14. And since pi--the ratio of a circle's ...

(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 ...

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 ...