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.

Rubik’s Cubes are perplexing puzzles, especially if you don’t know the rotations required to solve them. Doing so has become a speedrun of sorts, as folks the world over compete to finish one as fast ...