All Humans Are 99.9% Genetically Identical and 98.4% of human genes are the same as the genes of a chimpanzee.
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When you walk down a steep hill, the pressure on your knees is equal to three times your body weight.
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Diamonds can be shattered with a hammer.
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During photosynthesis, plants emit light humans can’t see, but NASA can see that light from space - and they've even made maps of it!
21
A ball of glass will bounce higher than a ball made of rubber.
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Forensic scientists can determine a person's sex, age, and race by examining a single strand of hair.
101
Approximately 70 percent of the earth is covered by water. Only 1 percent of this water is drinkable.
65
Hot water can freeze faster than cold water.
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