Feliks Zemdegs solved his 5×5 cube at Melbourne Cube Day in 44.837 seconds. And the crowd went not at all wild. The 5×5 Rubik’s cube—or Professor’s cube—has over 282 trevigintillion (10^72) ...

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 a very ...

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 ...

Few things reveal the limits of someone’s problem-solving skills faster than a Rubik’s Cube, the multicolored, three-dimensional puzzle that has befuddled so many since the 1970s. Though the cube has ...