The weight of a carat (200 milligrams), standard unit of measurement for gemstones, is based on the weight of the carob seed.
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In zero gravity, a candle's flame is round and blue.
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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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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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One third of the electricity produced on earth is used to power electric light bulbs!
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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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Indoor pollution is 10 times more toxic than outdoor pollution.
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In the 1950s, the US government placed beer next to an atomic bomb blast to determine if it was still drinkable. The result: in the event of a nuclear war, beer is safe to drink!
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