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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Nearly 50% of the world's scientists are assigned to military projects.
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A ball of glass will bounce higher than a ball made of rubber.
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The average temperature at 40,000 feet above sea level is -60 F.
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If you blowtorch Pepto-Bismol, you would get a hunk of metal.
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Neanderthal man had a brain capacity 100cc larger than modern man's.
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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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There are more atoms in one teaspoon of water than there are teaspoons of water in the Atlantic Ocean.
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