Fittingly enough, the day is also Albert Einstein’s birthday. Here’s a little more about the holiday’s origin and how it’s celebrated today. Pi can calculate the circumference of a circle ...

PRINCETON, NJ — National Pi Day is March 14 and so is the birthday of Princeton’s greatest resident, Albert Einstein. And ...

If you didn’t know, March 14 marks National Pi Day, an unofficial holiday that was created to honor the mathematical constant π and one of the world’s greatest minds, Albert Einstein.

Pi Day is Friday, March 14. It is a day to celebrate mathematics, Albert Einstein's birthday and, of course, eat pie. The numbers of the date 3/14 are the first three numbers of the mathematical ...

Pi Day is also the birthday of Albert Einstein. How many digits of pi can you recite from memory? Well, it is an infinite ...

Congress designated it an official holiday in 2009. This upcoming Pi Day marks the 147th birthday of the legendary physicist ...