When Ainsley Ramsey was in sixth grade she competed in a contest: Who could recite the most digits of pi? Ramsey was determined. "I did 100 digits and I won. And I remember getting a pie to bring ...

The quest for precision in pi has led to over 2.7 trillion digits calculated, but how many do we actually need? This ...

In August, 2010, [Alexander Yee] and [Shigeru Kondo] won a respectable amount of praise for calculating pi to more digits than anyone else. They’re back again, this time doubling the number of ...

But why? In honor of Pi Day—March 14—let's examine the history of this fascinating number. As a concept, pi has been in use since at least the time of the Babylonians and ancient Egypt ...

Pi is a number used by school pupils, mathematicians, scientists and engineers across the world when discussing circles. There is a relationship between the circumference of a circle (the distance ...

The ability to round a number to a number of decimal places or ... which goes through the centre of the wheel, by the ratio of pi which is about 3۰14, to give us one metre. So, where else do ...