Using computers they borrowed from Google, an international team of mathematicians has discovered that every Rubik's Cube can be solved in 20 moves or less.
Related Fact: The fastest anyone has solved a Rubik's Cube blindfolded is 30.94 seconds. Haiyan Zhuang of China set this record at the Xi'an Spring 2010 Rubik's Cube competition.
[Source: Yahoo! Games. See previous Numbers of the Day here.]
The Number of the Day: 20
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August 19, 2010 - 06:14am