Because heat expands the metal, the Eiffel Tower always leans away from the sun.
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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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Rafflesia Arnoldii is the largest flower in the world and can grow as big as an umbrella.
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At room temperature, the average air molecule travels at the speed of a rifle bullet.
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A 'jiffy' is an actual unit of time for 1/100th of a second!
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One third of the electricity produced on earth is used to power electric light bulbs!
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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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