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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One cubic foot of gold weighs more than 1,200 pounds!
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In zero gravity, a candle's flame is round and blue.
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Billions of neutrinos pass unnoticed through your body every second.
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Most liquid laundry detergents are alive with living organisms that help to break down stains!
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Your brain is 80% water.
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The smell of freshly cut grass is actually a plant distress call.
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