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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Cellophane is not made of plastic. It is made from a plant fiber, cellulose, which has been shredded and aged.
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Pumice is the only rock that floats on water.
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There are more atoms in one teaspoon of water than there are teaspoons of water in the Atlantic Ocean.
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Iron weighs more after it rusts.
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Airports that are at higher altitudes require a longer airstrip due to lower air density.
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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!
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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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