Each year, around 24,000 Americans are bitten by rats!
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Babies' eyes do not produce tears until the baby is approximately six to eight weeks old.
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The “cheerleader effect”, the theory that girls look more attractive in groups, is scientifically proven.
8
Men are more attracted to women whose bone structure is similar to their own mothers. It's called "sexual imprinting".
18
People who have a strong friendship possess the ability to communicate with one another through facial expressions.
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Most people smile when they are frustrated, according to a study.
15
If you're over 100 years old, there's an 80% chance you're a woman.
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