The weight of a carat (200 milligrams), standard unit of measurement for gemstones, is based on the weight of the carob seed.
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Blue eyes are a genetic mutation. Before the mutation occured, all humans had brown eyes.
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At 15 years old, Jack Andraka invented a method of diagnosing pancreatic cancer, thus helping to save the lives of millions of people around the world. It is 168 times faster, 26,000 times cheaper, 400 times more sensitive, and has a 99% success rate.
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Sound travels fifteen times faster through steel than through air.
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Liquid TIDE laundry detergent glows under a blacklight.
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Each day, up to 150 species of life become extinct.
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Scientists in Germany have developed a candy that doesn't cause cavities.
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