Research has determined that most people are happiest at 7:26pm on a Saturday night.
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Early American humans hunted car-size armadillos and used their shells for houses.
12
If your DNA was stretched out it would reach to the moon 6,000 times.
256
Only humans shed emotional tears.
331
An unprotected human can survive up to 1.5 minutes in space with no permanent bodily damage.
82
When you are looking at someone you love, your pupils dilate, they do the same when you are looking at someone you hate.
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A third of the human population sneezes when they look at the Sun. Light can signal the ocular nerve near the sinuses and triggers a sneeze.
18