Every year on March 14, people who love math and pie celebrate Pi Day. This day is all about the mathematical constant pi, which is the ratio of a circle's circumference to its diameter. We mark the ...

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. Subscribe to read this story ...

Google Doodle 2026: Google is marking March 14 with a special Doodle dedicated to Pi Day 2026. It's an annual shout-out to the world's most famous mathematical constant, π. Google stated it was ...

March 14 (UPI) --Saturday's Google Doodle celebrates everyone's favorite math holiday, Pi Day. The Doodle features an animated illustration of how the mathematical constant is used in equations ...

Prefer Newsweek on Google to see more of our trusted coverage when you search. Restaurants, convenience chains and delivery apps across the country are marking National Pi Day on March 14 with ...

These days, it feels like there is a new (sometimes silly) holiday to celebrate every day — World Dracula Day, I’m looking at you. Well, some would argue that today is another one of those days. It’s ...

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 ...

Happy Pi Day! March 14 is the date that otherwise rational people celebrate this irrational number, because 3/14 contains the first three digits of pi. And hey, pi deserves a day. By definition, it’s ...

Pi Day is an annual national celebration of the mathematical concept, which is the ratio of a circle's circumference to its diameter and equals 3.14... March 14 is also reportedly the birthday of ...

All products featured here are independently selected by our editors and writers. If you buy something through links on our site, Mashable may earn an affiliate commission. The latest event is Pi Day, ...

That first "Pi" isn't a typo and differs from the tasty "pie" we eat, though we could easily draw some geometric similarities between the two. So before we dive in, let's clarify. March 14 (think 3.14 ...