Approximately 141 million Valentine's Day cards are exchanged worldwide every year.
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Most of us have microscopic, worm like mites named Demodex that live in our eyelashes and have claws and a mouth.
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On average women can hear better than men.
170
The average person will go on a date at least 100 times before they finally marry.
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Blonde hair is not exclusive to Europeans. Melanesians of the south Pacific evolved a different gene for blonde hair.
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There are about 255 babies born worldwide every minute.
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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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