The average temperature at 40,000 feet above sea level is -60 F.
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One third of the electricity produced on earth is used to power electric light bulbs!
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Liquid TIDE laundry detergent glows under a blacklight.
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Sound travels about 4 times faster in water than in air.
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One gallon of used motor oil can ruin approximately one million gallons of fresh water!
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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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During photosynthesis, plants emit light humans can’t see, but NASA can see that light from space - and they've even made maps of it!
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