Celebrate Pi Day and read all about how this number pops up across math and science on our special Pi Day page. Grab something circular, like a cup, measure the distance around the circle, and divide ...

In this simulation, 66 of the 100 needles crossed a line (you can count ’em). Using this number, we get a value of pi at ...

More than a century before quantum mechanics was born, Irish mathematician William Rowan Hamilton stumbled onto an idea that ...

A record-breaking snow drought has residents worried about much more than slushy slopes. By Sachi Kitajima Mulkey and Nina Riggio The $5 billion project in the Gulf of Mexico is expected to help ...