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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40% of people who are rejected in romantic love slip into clinical depression.
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95% of people feel uncomfortable when the TV volume is an odd number.
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90% of people sit at their computer desk slouching, supporting their head with their left hand.
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Dutch, on average are the tallest people.
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The average American eats at McDonalds more than 1,800 times in their life.
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Research has determined that most people are happiest at 7:26pm on a Saturday night.
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