NEW YORK — 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 solving is ...

No matter how mixed-up it is, the Rubik's Cube can be solved in 20 moves or fewer, say a team of researchers who used computer time donated by Google to run complex algorithms to prove it. That means ...

Getting someone a Rubik’s Cube? Shame on you. That’s a horrible thing to do. If you must do it, also give them this list of links to online guides to solving the tiny cubic bundles of frustration. In ...

A Rubik’s cube solver has become the first person to show proof of successfully combining the final two steps of solving the mechanical puzzle into one move. The feat required the memorisation of ...