In the fall of 1915, the foundations of physics began to crack. Einstein’s new theory of gravity seemed to imply that it should be possible to create and destroy energy, a result that threatened to ...

Imagine a juggler tossing balls into the air. The art of juggling is a dance between motion and pause, where the ball’s speed slows as it ascends, and then quickens on the way down. This dance reveals ...

Emmy Noether is the most accomplished mathematician you probably never heard of. She helped Albert Einstein with the math required to formulate his Theory of Relativity. And then she came up with what ...