For thousands of years, mathematicians and scientists have worked on calculating the digits of pi -- a project that could literally go on forever. For now, we at least know the first 100 trillion ...

More than a hundred years ago, long before anyone imagined supercomputers or black hole ...

Calculating 100 trillion digits of pi is a feat worth celebrating with a pie. (Google Graphic / The Keyword) Three years after Seattle software developer Emma Haruka Iwao and her teammates at Google ...

Most of us first hear about the irrational number π (pi)—rounded off as 3.14, with an infinite number of decimal digits—in ...

A recent graduate of the University of Minnesota, Nina started at CNET writing breaking news stories before shifting to covering Security Security and other government benefit programs. In her spare ...

Katie has a PhD in maths, specializing in the intersection of dynamical systems and number theory. She reports on topics from maths and history to society and animals. Katie has a PhD in maths, ...

SAN FRANCISCO -- Every March 14, mathematicians, scientists and math lovers around the world celebrate Pi Day, a commemoration of the mathematical sign Pi. That's because the date written numerically ...

Pi, a mathematical constant denoted by the Greek letter π, is the ratio of a circle's circumference C to its diameter d: π = C/d. The circumference of a circle is, in turn, equal to 2πr, where r is ...

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 to ...