Here's a 3D look on how a Rubik's Cube works. Learn how to solve a 3x3 one it like a pro: easy and fast. Over 140,000 bottles of cholesterol medication recalled. See affected products. Democrats ...

Quantum physics already feels like a puzzle, but now scientists have made it more literal. A team of mathematicians from the University of Colorado Boulder has designed a quantum Rubik's cube, with ...