Humans are capable of running 40 mph according to a study by bio-mechanical expert Dr. Matthew Bundle. Today's fastest man, Usain Bolt, has a top speed of 28 mph.
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Every human spent about half an hour as a single cell.
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During an average lifetime, a man will spend 3,350 hours removing 8.4 meters of stubble.
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The most recorded orgasms in an hour were 134 for one woman and only 16 for a man.
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It took 200,000 years for humans to reach 3 billion in number. It took 40 years for the next 3 billion.
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Blonde hair is not exclusive to Europeans. Melanesians of the south Pacific evolved a different gene for blonde hair.
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