Research has determined that most people are happiest at 7:26pm on a Saturday night.
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There are times when you're walking that the pressure on your feet exceeds your body weight, and when you're running, it can be three or four times your weight.
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Tigers can see 6 times better at night than humans.
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Poor eyesight (myopia) is associated with higher IQ.
232
If Earth's life was compressed into 1 year, then humans would have been around for only 2 seconds.
15
Early American humans hunted car-size armadillos and used their shells for houses.
12
There are about 255 babies born worldwide every minute.
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On average, there's 100 billion neurons in the human brain.
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