The simple Rubik's Cube is a harder problem than most people realize. Using the currently provided best algorithm for solving the cube, for example, would take the computer you're reading this on now ...

This story is a supplement to the feature "Rubik's Cube Inspired Puzzles Demonstrate Math's "Simple Groups"" which was printed in the July 2008 issue of Scientific American. Solving the authors’ new ...

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Discover how scientists used Google's computing power to prove Rubik's Cube can be solved in 20 moves, known as God's number. Scientists have cranked through the numbers and determined that no matter ...