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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In 1999, Harvard physicist Lene Hau was able to slow down light to 17 meters per second and in 2001, was able to stop light completely.
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Pumice is the only rock that floats on water.
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Research indicates that plants grow healthier when they are stroked.
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If you are locked in a completely sealed room, you will die of carbon dioxide poisoning first before you will die of oxygen deprivation.
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Sound travels fifteen times faster through steel than through air.
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According to scientists, the color of the cup that we're drinking from can alter our perception of the actual taste of the drink.
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