In the third century BCE, Apollonius of Perga asked how many circles one could draw that would touch three given circles at exactly one point each. It would take 1,800 years to prove the answer: eight ...

Mathematician Jordan Ellenberg answers the internet's burning questions about geometry. How are new shapes still being discovered? Where are we using Pythagorean theorem in real life? How many holes ...

So how to best describe Americans’ relationship with math? The answer is, well, a lot like multivariable calculus: It’s complicated. A national Gallup study reveals that more than 90% of American ...