Saturday's Google Doodle celebrates everyone's favorite math holiday, Pi Day. The Doodle features an animated illustration of how the mathematical constant is us ...

March 14 is celebrated as Pi Day because the date, when written as 3/14, matches the start of the decimal expansion 3.14159… of the most famous mathematical constant. By itself, pi is simply a number, ...

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

This day only comes 'round' once every year!

BEAVERTON -- Though Oregon school districts have to pick new math curriculums only about every seven years, the debate about what is "better" math rages on. And this year, it's no different. Statewide ...

Pi Day, celebrated on March 14, honours mathematical constant Pi, recognising its significance in mathematics, particularly in circle calculations, and promoting interest in learning and practising ...

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

Google celebrates Pi Day 2026 with a doodle honoring Archimedes' method for estimating pi, highlighting the significance of ...

Mathematician Carlos Castillo-Chavez says that pi is so important to math that using its simple, geometric definition denies its greater powers. "[Pi] brings you into the world of mathematics, which ...

You’re likely familiar with Pi Day, perhaps the most popular of geeky holidays. Hooray. But I’m here to tell you that Pi Day is wrong — or rather, the entire idea of pi as a mathematical concept is ...