Scientists are now able to grow 'beating' heart tissue in a lab!
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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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Some toothpastes and deodorants contain the same chemicals found in antifreeze.
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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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In zero gravity, a candle's flame is round and blue.
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4.5 pounds of sunlight strike the Earth each day.
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If the chemical sodium is dropped into water it will immediately and violently explode.
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In Arizona, a solar wind energy tower has been proposed that would generate as much energy as the Hoover Dam.
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