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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Cold water weighs more than hot water.
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Brass doorknobs automatically disinfect themselves in about 8 hours.
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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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A cesium atom in an atomic clock beats over nine billion times a second.
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Forensic scientists can determine a person's sex, age, and race by examining a single strand of hair.
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Scientists are now able to grow 'beating' heart tissue in a lab!
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Columbia University has developed an artificial tree that passively soaks up carbon dioxide from the air using "leaves" that are 1,000 times more efficient than true leaves that use photosynthesis.
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