Some of you know Pythagoras as the guy who correctly came up with the ratio of the sides of a right triangle. Now it’s time you know him as a murderous cult leader. Maybe. The dry, yet powerful ...

If you’ve ever heard the phrase “the music of the spheres,” your first thought probably wasn’t about mathematics. But in its historical origin, the music of the spheres actually was all about math. In ...

A review of When the Dog Speaks, the Philosopher Listens: A Guide to the Greatness of Pythagoras and his Curious Age by Nigel McGilchrist. In his wise, wide-ranging, and exceptionally well-produced ...

An understanding of how to use Pythagoras’ theorem to find missing sides in a right-angled triangle is essential for applying the theorem in different contexts. (3,1) is the coordinate that is 3 along ...