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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A man's beard grows fastest when he anticipates sex.
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The human brain is very soft, having a consistency similar to soft gelatin or firm tofu.
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Our Right Lungs takes more air than our left lung.
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Modern humans first appeared about 200,000 years ago, but record keeping didn't begin until about 6,000 years ago. That means about 97% of human history is lost.
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Most of us have microscopic, worm like mites named Demodex that live in our eyelashes and have claws and a mouth.
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Early American humans hunted car-size armadillos and used their shells for houses.
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Gorillas can catch human colds and other illnesses.
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