The Exploratorium is helping San Franciscans take a bite out of Pi Day, the annual celebration that originated in The City and honors the number and its associated symbol. The holiday celebration ...

Pi Approximation Day, also known as Casual Pi Day, is celebrated annually on July 22nd. The day recognises and appreciates the mathematical consonant of pi (π), which is known in various aspects of ...

In case you are wondering, Pi, or π, is the ratio of the circumference of a circle to its diameter. It is often shortened to 3.14 which is why 3/14 (March 14) is the official day to celebrate all ...

This March 14, Short Wave is celebrating π... and pie! We do that with the help of mathematician Eugenia Cheng, Scientist In Residence at the School of the Art Institute of Chicago and author of the ...