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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Babies cry but they don't produce tears until one to three months after birth.
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Americans collectively eat one hundred pounds of chocolate every second.
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The average person walks the equivalent of twice around the world in a lifetime
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‘Old people smell’ is actually caused by a chemical, 2-nonenal, that old people secrete through their skin
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The average American eats at McDonalds more than 1,800 times in their life.
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Babies crawl an average of 200m a day.
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On average, a person will spend about five years eating during his or her lifetime.
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