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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If Earth's life was compressed into 1 year, then humans would have been around for only 2 seconds.
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The Japanese, on average, are the shortest people.
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Studies show that financially stable men prefer smaller breasts.
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A man is more likely to get a woman's phone number if he is accompanied by a dog.
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People with blue eyes are better able to see in the dark.
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A study had men report their own penis size, and the average was found to be 6.1-6.5 inches. A subsequent clinical study actually measured penises, and found the average size to be 5.1-5.7 inches.
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