Video: The Science of Usain Bolt?s Stride

� ���������� Usain Bolt is the fastest sprinter in the world, with the Olympic and world records in the 100 meters, 200 meters and 4×100 relay with his Jamaican teammates. He’s in London for the 2012 Summer Games, looking to defend his gold in the three events even if his teammate Yohan Blake is the [...]

Source: http://www.wired.com/playbook/2012/08/usain-bolt-video/

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