Get started solving the classic number puzzle with tips from some of the best solvers in the world. By Isaac Aronow Everybody can solve a hard Sudoku. Maybe not right now, maybe not without some ...

Mathematicians are “reinventing the wheel” by giving it a new shape. Their newly imagined wheel looks like a many-dimensional guitar pick, and it could theoretically roll in ways beyond our ...

One of my first vivid memories of math is of timed tests. I still remember how visceral my panic felt–sweaty palms, heart pounding–as I scrambled to recall facts before the clock ran out. You might ...