Rubik’s Cube Cracked Down to 26 Moves

Rubik’s Cube Cracked Down to 26 Moves “They think they can use their brute-force search method [PDF] on all of the configurations that require 26 steps to find a quicker way to solve them. Even if they manage this feat, however, it will probably leave room for improvement. Most researchers believe that just 20 steps are enough to solve any Rubik’s Cube, but no one has proved it yet.”