Pi Day is celebrated every year on March 14, honouring the significance of the mathematical constant π and its applications ...

Saturday's Google Doodle celebrates everyone's favorite math holiday, Pi Day.

Every year on March 14, classrooms, universities and research institutions across the world turn their attention to a subject ...

WASHINGTON (7News) — It's Friday, March 14 —3/14, the day that every math nerd eagerly anticipates each year. Known around the world as "Pi Day," it’s a time to celebrate one of mathematics' most ...