Here is some stuff for a variety of levels + some useless facts
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30) After just under a year in space, astronaut Scott Kelly's gene expression changed significantly and it's different to his identical twin brother's DNA
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31) All galaxies, regardless of size, rotate once every billion years
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32) 111,111,111 x 111,111,111= 12,345,678,987,654,321
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33) There's a nail polish that detects date rape drugs by dipping a finger into the drink
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34) Nazi German troops were routinely given a narcotic called Pervitin, which allowed them to march for longer than normal
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35) The Bible is widely considered to be the best-selling book of all time, with estimated total sales of over 5 billion copies
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36) Studies have suggested that losses are, psychologically, twice as powerful as gains. So winning $100 feels as good to us as losing $50 feels bad.
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37) 80% of mass shooters showed no interest in violent video game.
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38) Chimpanzees share 99% of their DNA with humans, and mice are 98% genetically similar to humans.
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39) Researchers Joseph and Charles Vacanti grew a human "ear" seeded from implanted cow cartilage cells on the back of a living mouse to explore the possibility of fabricating body parts for plastic and reconstructive surgery.
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