Oxygen, carbon, hydrogen and nitrogen make up 90% of the human body.
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When you walk down a steep hill, the pressure on your knees is equal to three times your body weight.
199
Liquid TIDE laundry detergent glows under a blacklight.
96
Aluminum used to be more valuable than gold!
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One cubic foot of gold weighs more than 1,200 pounds!
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Scientists in Germany have developed a candy that doesn't cause cavities.
11
Scientists concluded that the chicken came first, not the egg, because the protein which makes the egg shells is only produced by hens.
11
There are more than 270 people cryogenically frozen in the hope that one day the technology will exist that can revive them and extend their lives.
13