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 ...

While the Shakespeare-inclined worry about what the Ides of March might bring, mathematicians and the number-obsessed happily make plans for 3.14-mile Pi Day runs on March 14. Perhaps the biggest ...

Pi Day, the one-of-a-kind math holiday, is Friday, March 14, giving people a chance to nerd out and enjoy baked goods or pizza. The special holiday celebrates the mathematical constant pi (π ...

While most in New England may be anticipating March 17, Saint Patrick's Day, there's another amore mathematical holiday to celebrate first. Pi Day is celebrated annually on March 14, because its ...

One of the best days to eat pie? In the middle of March, when Pi Day lands on the calendar! But wait: What exactly is Pi Day? And what does it have to do with our favorite dessert? If those ...