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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Awarding people money for doing well in IQ tests causes them to score better, $10 increased people's score by an average of more than 20 IQ points. IQ tests don’t just measure intelligence - they also measure effort.
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The higher the income, the more likely an American man will cheat on his wife.
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If you're over 100 years old, there's an 80% chance you're a woman.
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Women who read romance novels have sex twice as often as those who don't.
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90 percent of women who walk into a department store immediately turn to the right.
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Children laugh about 400 times a day, while adults laugh on average only 15 times a day.
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