NEW YORK (AP) — If you've ever had trouble solving a Rubik's Cube, a good piece of advice is to break it down into steps. It's worth a shot: That advice is from the man who invented it. "Problem ...

This is an archived article and the information in the article may be outdated. Please look at the time stamp on the story to see when it was last updated. NEW YORK (AP) — If you’ve ever had trouble ...

A new set of puzzles inspired by Rubik's Cube offers puzzle lovers the chance to get acquainted with the secret twists and turns of mathematical entities called sporadic simple groups Editor's Note: ...