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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Most of the world's people must walk at least 3 hours to fetch water!
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Every workday, 6.7 million people commute to Manhattan!
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Sociologists have found the worse the economy, the longer the women's skirts are and the better economy, the shorter the skirt.
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In one day an average person will take about 18,000 steps.
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Approximately 141 million Valentine's Day cards are exchanged worldwide every year.
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Men are more attracted to women whose bone structure is similar to their own mothers. It's called "sexual imprinting".
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Up to the age of six or seven months a child can breathe and swallow at the same time. An adult cannot do this.
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