Mathematicians and hobbyists have had a half-century of fun exploring the 43 billion billion permutations of Erno Rubik’s creation. “My method was understanding,” Erno Rubik said of the iconic twisty ...
Quicker than a snap of the fingers it doesn’t have, a robot has shattered the world speed record for solving a Rubik’s Cube, completing the puzzle in just 0.305 seconds. This record time is roughly ...