Every March 14, Pi Day brings the mathematical constant pi (π) to center stage, uniting learners, professionals, and enthusiasts in mathematics and science through interactive activities across ...

WEST LAFAYETTE, Ind. — Purdue University plans to celebrate National Pi Day and an historical refute of an Indiana bill to change the mathematical constant that would have left a sour taste in ...

Forbes contributors publish independent expert analyses and insights. Luis E. Romero is an entrepreneur, author and speaker. The natural universe expresses itself mostly in curved shapes and motions, ...

March 14 — a day you’re more likely than most others to eat — or throw — a pie and get a reduced price on your pizza. It’s all in celebration of pi (Greek letter π), the mathematical constant and ...

Pi Day 2026: March 14 is celebrated every year as Pi Day to commemorate the Mathematical constant Pi. The day also marks the birth anniversary of physicist Albert Einstein and is observed as a ...

Celebrated every year on March 14, International Mathematics Day coincides with Pi Day and highlights the importance of ...

This day only comes 'round' once every year! Today is Pi Day for 2026, the universal celebration of an amazing, mysterious, and irrational mathematical constant. What's that, you say? Why do we ...