Don’t blink. In a hi-tech David versus Goliath story, a group of undergraduate students at Purdue University built a robot ...

The classic (and classical) Rubik's cube is what's known as a permutation puzzle, which requires players to perform certain actions to rearrange one of a number of possible permutations into a ...

The Rubik's Cube was created 50 years ago by Hungarian inventor Ernő Rubik. Over 500 million of them have been sold. Needless to say, the 3D puzzle has captured the imagination of countless ...