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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At 15 years old, Jack Andraka invented a method of diagnosing pancreatic cancer, thus helping to save the lives of millions of people around the world. It is 168 times faster, 26,000 times cheaper, 400 times more sensitive, and has a 99% success rate.
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The sun is 330,330 times larger than the earth.
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A 'jiffy' is an actual unit of time for 1/100th of a second!
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For every gallon of sea water, you get more than a quarter pound of salt.
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Stephen Hawking once tried to find potential time travellers by throwing a party and only sending out invitations after the party.
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Sound travels about 4 times faster in water than in air.
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Kissing actually has the biological purpose of passing on biological information and chemical signals to assess mating possibilities and status.
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