The gas that gives rotten eggs their distinctive foul smell may slow ageing and block damaging chemical reactions inside cells, according to scientists in China.
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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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The hair of an adult man or woman can stretch 25 percent of its length without breaking.
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A ball of glass will bounce higher than a ball made of rubber.
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Scientists are attempting to create a synthetic brain by reverse-engineering the mammalian brain down to the molecular level. A cellular human brain is predicted possible by 2023. It hopes to shed light on consciousness.
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If the chemical sodium is dropped into water it will immediately and violently explode.
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Stannous fluoride, which is the cavity fighter found in toothpaste is made from recycled tin.
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Aluminum used to be more valuable than gold!
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