Scientists are learning from the 1700-year-old Lycurgus Cup, which changes colour thanks to nano particles.
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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 about 4 times faster in water than in air.
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A cesium atom in an atomic clock beats over nine billion times a second.
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The force of a suction cup is calculated using F=AP.
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Aluminum used to be more valuable than gold!
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The brain case [of Neanderthals] on the average was more than 13 percent larger than that of the average of modern man
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