Today is Pi Day for 2026, the universal celebration of an amazing, mysterious, and irrational mathematical constant. What's ...

In the spirit of the holiday, here are 3.14 things you may not know about pi: 1. No one is certain who discovered pi as we ...

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

Math enthusiasts around the world, from college students to rocket scientists, celebrate Pi Day, which is March 14 or 3/14 — the first three digits of an infinite number with many practical uses.