David Conlon and Asaf Ferber have raised the lower bound for multicolor “Ramsey numbers,” which quantify how big graphs can get before patterns inevitably emerge. “There is no absolute randomness in ...

This question is meant to be provocative, and it was inspired by a Tweet from an economist named Dr. Julie Pierce. The longer the crisis goes on and the more comments I read, the more I wonder how ...

Puzzles are a hands-on way to explore simpler and complex mathematical relationships, for everyone from kids to calculus students.