Celebrate Pi Day and read about how this number pops up across math and science on our special Pi Day page. For more than two millennia, mathematicians have produced a growing heap of pi equations in ...

(CBS News) Pi Day is upon us and Ford Motor Company is celebrating the mathematical constant by launching a math challenge on the link-sharing site Reddit. "Starting today at 11 a.m. EDT, Ford Fusion ...

March 14—aka Pi Day—isn’t just for math nerds. It’s the one day a year where we celebrate the magic of the number π (pi), which starts at 3.14 and goes on forever. But Pi Day isn’t just about ...

In 1655 the English mathematician John Wallis published a book in which he derived a formula for pi as the product of an infinite series of ratios. Now researchers, in a surprise discovery, have found ...

Tomorrow is March 14, a.k.a. Pi Day. Regrettably, this isn't an official national holiday (yet). But it is a holiday that will be celebrated all over the Internet. I was surprised to learn that one of ...

From schoolkids learning about constant numbers to pizza deals to school serious math equations, here’s a slice of Pi Day fun.

Some numbers are useful. Some are famous. And then there is pi, a number so absurdly powerful that humanity has spent thousands of years trying to tame it, failed completely, and then decided to ...