Only 12,000 years ago there was a species closely related to modern humans called Homo floresiensis that had been living on an Indonesian Island. They used fire and rather advanced tools, yet were only about 3 feet tall and weighed around 25kg.
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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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No matter how cold it gets, gasoline will not freeze.
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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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Aluminum used to be more valuable than gold!
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The average home creates more pollution than does the average car.
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If the chemical sodium is dropped into water it will immediately and violently explode.
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