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.
9
The name "Wendy" was made up for the book Peter Pan!
142
15 percent of Americans secretly bite their toes.
57
Intelligent men tend to be more sexually faithful.
31
Children's sense of smell is better than adults'.
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