Yet even after mathematicians worked out how to calculate pi accurately to over 100 decimal places at the start of the 18th century, we didn’t have an agreed symbol for the number. Math Pi-oneer ...

Yet even after mathematicians worked out how to calculate pi accurately to over 100 decimal places at the start of the 18th century, we didn’t have an agreed symbol for the number.

Pi Day is the annual celebration of the mathematical constant, Pi. Here's what to know about its date, and why we celebrate it by eating pie.

Thursday marks National Pi Day in the United States and around the world. The holiday commemorates a timeless symbol beloved by many in mathematical and scientific communities, while making the most ...

Some people (hint: us) are celebrating Pi Day by eating many, many helpings of many, manydifferent types of pie. Others are corralling their livestock onto a field to form the pi symbol. Not ...

Pi was introduced by William Jones in 1706 and popularised by Leonhard Euler in 1737. Do you know when Pi day 2019 is going to celebrate and why? What is the value of Pi, who discovered Pi etc ...