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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Women mature much faster than men.
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One in 500 humans has one blue eye and one brown eye.
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Men laugh longer, louder, and more often than women.
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On average a woman has 4 sexual partners in her lifetime.
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In one day an average person will take about 18,000 steps.
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The Japanese commonly put ketchup on their rice.
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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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