If you've been using Pi Day as an excuse to just eat pie, that's just peachy (or apple or chocolate cream). But there's so much more to know about pi. Here's why we care about pi and its day of ...

as today is Pi Day, March 14. According to NationalCalendarDay.com, the holiday blends a realm of both mathematics and gastronomy. This date, 3/14, mirrors the first three significant digits of pi ...

March 14 is International Pie Day. Why? Pi is the ratio of the circumference of a circle to its diameter: 3.14159 – 3.14 is 3/14 is March 14. It’s a math joke, with delicious implications.