The average temperature at 40,000 feet above sea level is -60 F.
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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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A 'jiffy' is an actual unit of time for 1/100th of a second!
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Because heat expands the metal, the Eiffel Tower always leans away from the sun.
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The hair of an adult man or woman can stretch 25 percent of its length without breaking.
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All Humans Are 99.9% Genetically Identical and 98.4% of human genes are the same as the genes of a chimpanzee.
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In 1999, Harvard physicist Lene Hau was able to slow down light to 17 meters per second and in 2001, was able to stop light completely.
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German chemists made a replica of a trophy the size of one molecule.
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