Science of Speed: Usain Bolt

Saturday, July 21, 2012 - 8:54pm

The Summer Olympics are just a few days away and one of the athletes who will receive the most attention is the world's fastest man, Usain Bolt. Four years ago in Beijing he set a world record in the 100 meter final, and he's poised to do great things again in London.

What's the secret to his speed?

As part of a new series, NBC Learn, the education arm of NBC News, and the National Science Foundation are exploring the "Science of the Summer Olympics."

NBC's Liam McHugh looks at the amazing biomechanics of Usain Bolt.

Next month, the full collection of stories about the "Science of the Summer Olympics" will appear on and

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