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 world's smartest pig, owned by a mathematics teacher in Madison, WI, memorized the multiplication tables up to 12.
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The higher someone’s I.Q. the more likely they are to be sleep deprived.
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Intelligent men tend to be more sexually faithful.
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Crows living in some urban areas drop nuts into traffic to let the passing cars crush them, then they wait for the red lights to stop the traffic so they can grab and eat it.
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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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You can only remember 4 things at a time.
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Forty percent of American adults cannot fill out a bank deposit slip correctly.
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