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 ...

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 ...

Math enthusiasts around the world, from college kids to rocket scientists, celebrate Pi Day on Thursday, which is March 14 or 3/14 — the first three digits of an infinite number with many practical ...

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 ...

It’s Pi day! So what better way to celebrate than with games that involve the math of circles? On this most circular of days, we present three classic toys — hula hoops, yo-yo’s and Connect Four — and ...