The Rubik's Cube was at its prime in the 1980s, among Care Bears and big hair. In fact, more than 100 million of these puzzles were sold in that decade. But while many 80s fads went the way of the ...

In 2010, a group of mathematicians used a bank of supercomputers at Google to show any Rubik's Cube could be solved in 20 moves.

Ernő Rubik, who turns 80 on July 13, finished the prototype of his "Magic Cube" 50 years ago. Fifty years ago, as he sat in his mother’s apartment in Budapest, Hungary, young professor, Ernő Rubik, ...