Pi, represented by the symbol π, is one of the most famous and important constants in mathematics. It is defined as the ratio ...

Welcome to a city where pi equals 4 and circles aren’t round. By Steven Strogatz Photo illustrations by Jens Mortensen Each installment of “Math, Revealed” starts with an object, uncovers ...

Every year, the celebration of Pi Day (March 14 is 3.14) grows more ambitious. Math teachers love to dream up unique classroom activities to celebrate Pi for it endless opportunity to calculate (3 ...

On Feb. 6, 1897, Indiana's state representatives voted to declare 3.2 the legal value of pi. Bill 246 was a bold attempt to attack an ancient mathematical conundrum with the modern blunt force of ...

Easy as pi: Astrophysicist solves riddle of Britain's most complex crop circle. By DANIEL BATES Updated: 19:50 EDT, 17 June 2008 ...