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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Americans throw out 4.5 pounds of trash a day - twice that of 40 years ago.
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More redheads are born in Scotland than in any other part of the world.
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Forty percent of Americans have never visited a dentist.
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The first man to swim the length of Great Britain grew a beard to stop jellyfish stinging his face.
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Babies cry but they don't produce tears until one to three months after birth.
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City dwellers have longer, thicker, denser nose hairs than country folks do.
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A chance of a woman having twins is increased after the age of 35. About 1 in 27 women will give birth to twins after this age. After 50 the chances of having twins is 1 in 9.
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