Math enthusiasts around the world, from college kids to rocket scientists, celebrate Pi Day on Thursday, which is March 14 or 3/14 — the first three digits of an infinite number with many practical ...

We bring you this story in case you want to get baking. That's because Saturday is Pi Day — but it's not just any pi day. It's March 14* of the year '15, or 3-14-15 — the first five digits of the ...

It's National Pi Day! Pi Day is celebrated on March 14 because the date (3/14) coincides with the numeric value of Pi (the Greek letter written as “π”). Pi is used in math to represent the ratio of ...