Add Yahoo as a preferred source to see more of our stories on Google. What better way to celebrate one of mathematics' most well-known symbols than with an actual slice of pie? On Pi Day, Saturday, ...

Pi Day is celebrated every year on March 14 to honour the mathematical constant (pi). The date 3/14 matches the first three digits of the value of pi, which is approximately 3.14. The day is widely ...

NBC Select independently determines what we cover and recommend. When you click on or buy through our links, we earn a commission. Learn more. Bethany Heitman Contributing Editor These days, it feels ...

Happy Pi Day 2026! That’s right, it’s March 14, which can be written as 3/14, which also happens to be the first three digits of pi (3.14!). And while there are plenty of different ways to celebrate, ...

Technically speaking, Pi Day has nothing to do with food and everything to do with an ultra-long mathematical number otherwise known as 3.14. But we’re always down for a holiday that offers us food ...

Even people who aren’t great at math understand Pi Day. Pi is what mathematicians call the ratio of a circle’s circumference to its diameter. It is an irrational number that goes on forever after its ...

What better way to celebrate one of mathematics' most well-known symbols than with an actual slice of pie? On Pi Day, Saturday, March 14 (3.14, get it?), restaurants across the country are getting ...

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 ...