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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Iron weighs more after it rusts.
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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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If you blowtorch Pepto-Bismol, you would get a hunk of metal.
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Scientists aren't sure what color dinosaurs were.
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Kissing actually has the biological purpose of passing on biological information and chemical signals to assess mating possibilities and status.
9
Liquid TIDE laundry detergent glows under a blacklight.
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