Happy National Pi Day! March 14 (3/14) is the day we celebrate the mathematical constant pi — 3.14. In honor of the holiday, ...

This March 14 is a very special Pi Day that comes but once in a century. That's right, it's 3-14-15, the only time before 2115 that the date reflects five digits of the magical, infinite number, 3 ...

What is Pi Day? Pi Day occurs on March 14, because the date is written as 3/14 in the United States. If you're a serious math geek, celebrate the day exactly at 1:59 a.m. or p.m. so you can reach ...

Happy Pi Day! Here are 5 ways to celebrate. Updated: Mar. 15, ... Pi Day is on Tuesday this year, and that means you can get a ‘Tightwad Tuesday’ special from 48 North pizzeria in St. Johns.

Happy Pi Day! This year it's extra special. The mathematical constant Pi has come a long way since 1897 when the Indiana state Senate nearly passed a bill instructing teachers to make it 3.2.

Hey, it's Pi Day! That's right, March 14 every year is celebrated by folks everywhere because it's 3/14 or, like the first three digits of Pi, 3.14. So we all joke around with Pi pies and pizza ...

March 14 (or "3-14") is Pi Day. Pi is equal to a circle's circumference divided by its diameter, and it's usually shortened to 3.14 — but not for Marc Umile. He holds the North American record ...

Happy Pi Day! There’s nothing better than an excuse to eat pie. Any one of these would make a tasty Pi Day treat—and if you’re really into math or themed festivities, you can even decorate ...

March 14 -- a.k.a. 3.14 -- has become a day to appreciate the wonders of pi. This mathematical constant describes the ratio of a circle’s circumference to its diameter. It’s also handy for ...

On Pi Day, customers who purchase a medium or large Cici's Pizza with the original round crust can buy a second pizza of the same size for $3.14, reports USA Today. To redeem the deal, use the ...