Balsa wood is classified as a hard wood!
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The average home creates more pollution than does the average car.
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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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Liquid TIDE laundry detergent glows under a blacklight.
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Sound travels about 4 times faster in water than in air.
408
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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The storage capacity of human brain exceeds 4 Terrabytes.
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Nuclear power prevented an average of over 1.8 million deaths between 1971-2009 as a result of lower air pollution from reduced coal usage according to NASA.
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