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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Because heat expands the metal, the Eiffel Tower always leans away from the sun.
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Each day, up to 150 species of life become extinct.
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Scientists are now able to grow 'beating' heart tissue in a lab!
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Nuclear power prevented an average of over 1.8 million deaths between 1971-2009 as a result of lower air pollution from reduced coal usage according to NASA.
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The Manchineel Tree is so poisonous, rainwater dripping off it’s leaves will burn your skin.
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Indoor pollution is 10 times more toxic than outdoor pollution.
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