Scientists in Germany have developed a candy that doesn't cause cavities.
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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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A single speck of dust is half way in size between a subatomic particle and the Earth.
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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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The left ear is more responsive to words of love and emotion whispered into it than the right.
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During photosynthesis, plants emit light humans can’t see, but NASA can see that light from space - and they've even made maps of it!
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For every gallon of sea water, you get more than a quarter pound of salt.
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