Because heat expands the metal, the Eiffel Tower always leans away from the sun.
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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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Scientists have revived a flowering plant from a fruit stored away in permafrost by Arctic ground squirrel 32,000 years ago.
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A cubic yard of air weighs about 2 pounds at sea level.
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If you blowtorch Pepto-Bismol, you would get a hunk of metal.
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Sound travels fifteen times faster through steel than through 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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Scientists are learning from the 1700-year-old Lycurgus Cup, which changes colour thanks to nano particles.
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