Scientists are learning from the 1700-year-old Lycurgus Cup, which changes colour thanks to nano particles.
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Research indicates that plants grow healthier when they are stroked.
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In zero gravity, a candle's flame is round and blue.
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The sun is 330,330 times larger than the earth.
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German chemists made a replica of a trophy the size of one molecule.
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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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Nylon is made from coal and petroleum.
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A cesium atom in an atomic clock beats over nine billion times a second.
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