Scientists are learning from the 1700-year-old Lycurgus Cup, which changes colour thanks to nano particles.
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Scientists concluded that the chicken came first, not the egg, because the protein which makes the egg shells is only produced by hens.
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The banana plant cannot reproduce itself. It can be propagated only by the hand of man.
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Sound travels about 4 times faster in water than in air.
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Airports that are at higher altitudes require a longer airstrip due to lower air density.
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Dr.Jonas Salk, the man who came up with the cure for polio, didn’t patent the drug. This made the drug more affordable to the general public, and he lost out an an estimated $7 billion dollars for himself.
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One third of the electricity produced on earth is used to power electric light bulbs!
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