March 14 is Pi Day in the US, as the date matches the first three digits of the famous number. On Pi Day 2015, Google announced that a researcher had uncovered the first 31 trillion digits of pi, ...

It’s the most wonderful time of the year—for mathematicians, anyway. Pi Day is Saturday, March 14. The relatively new holiday is a celebration of the mathematical calculation pi, or the infinite ...

The famous mathematical ratio, estimated to more than 22 trillion digits (and counting), is the perfect symbol for our species’ long effort to tame infinity. By Steven Strogatz This article, ...

Everybody knows the value of pi is 3.14…er, something, but how many people know where the ratio came from? Actually, the ratio came from nature—it’s the ratio between the circumference of a circle and ...

Happy Pi Day! It's March 14, or 3/14, matching the first three digits of π. π is one of the fundamental constants of mathematics: the ratio of a circle's circumference to its diameter. π is an ...