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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If the chemical sodium is dropped into water it will immediately and violently explode.
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A coal power station puts 100 times more radiation into the air than a nuclear power plant producing the same amount of energy.
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Most dust particles in your house are made from dead skin!
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Stannous fluoride, which is the cavity fighter found in toothpaste is made from recycled tin.
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In the 1950s, the US government placed beer next to an atomic bomb blast to determine if it was still drinkable. The result: in the event of a nuclear war, beer is safe to drink!
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