There are actually seven different types of twins: Identical, Fraternal, Mirror-Image, Polar Body (Half Identical), Mixed Chromosome, Superfecundation, and Superfetation.
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Intelligent people have more zinc and copper in their hair.
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The average American/Canadian drinks about 600 sodas a year!
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Every three seconds, a new baby is born.
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One in 500 humans has one blue eye and one brown eye.
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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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There are two credit cards for every person in the United States.
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