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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‘Old people smell’ is actually caused by a chemical, 2-nonenal, that old people secrete through their skin
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Females learn to talk earlier, use sentences earlier, and learn to read more quickly than males.
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More boys than girls are born during the day; more girls are born at night.
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According to some estimates, Americans are sitting on $30 billion worth of unredeemed gift cards.
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90% of people sit at their computer desk slouching, supporting their head with their left hand.
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