A magic cube is a three-dimensional array of whole numbers, in which each row, column, and body diagonal (corner to corner, through the center) adds up to the same total. A perfect magic cube is one ...

Inventor Erno Rubik demonstrates his cube in London in 1981. * Photo: Associated Press/John Glanvill * __1975: __Erno Rubik files for a patent on his twisty toy cubes. He'll get the patent and, later, ...

Magic: The Gathering is about to get one of its most surprising high-stakes tournaments yet, with $65k worth of the most prized and powerful cards up for grabs. Later this year, Magic: The Gathering ...