For this puzzle with over 43 quintillion permutations, author Ian Scheffler explains how players have found the most efficient route to resolving a Rubik’s cube. Lydia Chain is a freelance science ...
IT WAS hailed as the world’s first “sub-4”. On November 24th 2018, Yusheng Du, a Chinese Rubik’s Cube enthusiast, solved a standard 3x3x3 cube in an astonishing 3.47 seconds. The feat, now an official ...
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