Happy Pi Day, the annual celebration of this incredible, mysterious, and irrational mathematical constant. Okay, so Pi — most commonly written as the Greek symbol π — is an essential mathematical ...

One of my favorite holidays is Pi Day. On March 14, people who love the math constant called pi celebrate by eating the other kind of pie. Like apple pie, pumpkin pie and even pizza pie. I talked ...

Now for the important part. Today, as you may know, is Pi Day. Why today? Because it’s March 14—yes, 3/14—and 3.14 is the value of pi to two decimals. Of course, the actual number continues to an ...

Divide the circumference of a baseball by its diameter and you get 3.14. Divide the circumference of Earth by its diameter and you get 3.14. Divide the circumference of a pizza, coin or, well, pie and ...

Pi Day — March 14 in the United States — was first celebrated in 1988 and falls during Women's History Month. When you purchase through links on our site, we may earn an affiliate commission. Here’s ...

Think about the first time you met pi, 3.14, an odd, never-ending number that links circles, clocks, and the cosmos. Pi fascinates us because it’s simple-to-define yet infinitely mysterious: a ...

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 ...

See more of our trusted coverage when you search. Prefer Newsweek on Google to see more of our trusted coverage when you search. Time is a flat circle, Matthew McConaughey tells us, neglecting to ...

Add Yahoo as a preferred source to see more of our stories on Google. Circle the date! Today is Pi Day for 2026! Today is Pi Day for 2026, the universal celebration of an amazing, mysterious, and ...