March 14 is recognised annually as Pi Day, a celebration of the mathematical constant pi. Observed in some parts of the world by consuming and throwing pies, National Pi Day has also been ...

In another stamp of approval, in 2010, Pi Day got its own Google Doodle. One of the most well-known (but still mind-blowing) facts about pi is that it's an irrational number. It can't be expressed ...

SAN FRANCISCO (February 28, 2025) – Get ready for a stellar celebration as the Exploratorium marks its 38th annual Pi Day on ...

So March 14 is 3/14 which is the first numbers of Pi! Celebrating Pi day is an opportunity to recognise the work of mathematicians throughout the ages, and to hold fun activities such as Pi baking ...