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 ...

Japanese toymaker MegaHouse has unveiled a miniature Rubik’s Cube — one so tiny that you might need a pair of tweezers to solve it. Each face of the cube, which is made from aluminum, measures about ...