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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In a lifetime, an average person walks the equivalent of 5 equators
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Approximately 4 to 5% of the U.S. population has one or more clinically significant phobias in a given year. Specific phobias occur in people of all ages. The average age of onset for social phobia is between 15 and 20 years of age, although it can often begin in childhood.
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15 percent of Americans secretly bite their toes.
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The “cheerleader effect”, the theory that girls look more attractive in groups, is scientifically proven.
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Yu Youzhen, a Chinese millionaire, works as a street sweeper for the sanitation department to set an example for her children.
11
The average single man is one inch shorter than the average married man.
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Intelligent people have more zinc and copper in their hair.
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