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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Cellophane is not made of plastic. It is made from a plant fiber, cellulose, which has been shredded and aged.
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Sound travels fifteen times faster through steel than through air.
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Scientists are learning from the 1700-year-old Lycurgus Cup, which changes colour thanks to nano particles.
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There is a surgical implant being developed that will give you an orgasm at the touch of a button.
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A 'jiffy' is an actual unit of time for 1/100th of a second!
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Aluminum used to be more valuable than gold!
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Brass doorknobs automatically disinfect themselves in about 8 hours.
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