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.

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 ...

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