‘Pi day:’ What is Pi, why is it a ‘special’ number?

Pi Day,” which is March 14, 3.14, is a day meant to recognize the special, infinite number that can also be recognized by its ...
NBC News

From rockets to cancer research, here’s how the number pi is embedded in our lives

LOS ANGELES — Math nerds and dessert enthusiasts unite to celebrate Pi Day every March 14, the date that represents the first three digits of the mathematical constant pi. Representing the ratio of a ...

Circle the date! Today is Pi Day for 2026!

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

From rockets to cancer research, here's how the number pi is embedded in our lives

Math nerds and dessert enthusiasts unite to celebrate Pi Day every March 14, the date that represents the first three digits of the mathematical constant pi. Representing the ratio of a circle's ...