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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Scientists are now able to grow 'beating' heart tissue in a lab!
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A single cup of gasoline, when ignited, has the same explosive power as five sticks of dynamite.
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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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According to studies, men change their minds two to three times more often than women.
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0.3% of solar energy from the Sahara is enough to power the whole of Europe.
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When you walk down a steep hill, the pressure on your knees is equal to three times your body weight.
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