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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According to Harris Interactive, 70% of men and 57% of women shower daily.
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The higher the income, the more likely an American man will cheat on his wife.
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The average single man is one inch shorter than the average married man.
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The average person walks the equivalent of twice around the world in a lifetime
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15 percent of Americans secretly bite their toes.
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It took 200,000 years for humans to reach 3 billion in number. It took 40 years for the next 3 billion.
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