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 first man to swim the length of Great Britain grew a beard to stop jellyfish stinging his face.
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Girls have more tastebuds than boys.
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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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Touching a teddy bear can make people feel less lonely.
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The higher the income, the more likely an American man will cheat on his wife.
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People who are more likeable and attractive are generally perceived as more intelligent. This is called the “Halo Effect.”
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