The Number of the Day: 30.94
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.
Related Fact: The world record for solving a Rubik's Cube with your feet? 36.72 seconds, by Anssi Vanhalla of Finland.