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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Iron weighs more after it rusts.
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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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Termites are being researched as a possible renewable energy source as they can produce up to 2 litres of hydrogen from ingesting a single sheet of paper, making them one of the planet’s most efficient bioreactors.
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Balsa wood is classified as a hard wood!
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One third of the electricity produced on earth is used to power electric light bulbs!
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