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Did Usain Bolt REALLY run 100m in 9.63 seconds?
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Numberphile
4.48M subscribers
Mon, 06 Aug 2012 00:00:00 GMT
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Usain Bolt won gold in the 100m sprint at the London Olympics, clocking 9.63 seconds... but Albert Einstein has something to say about all this? More links & stuff in full description below ↓↓↓ Featuring Tony Padilla -
http://twitter.com/DrTonyPadilla
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6200 Comments
6200 Comments