A cesium atom in an atomic clock beats over nine billion times a second.
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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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Most dust particles in your house come from dead skin.
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The most expensive material on the planet is antimatter - worth $62.5 trillion per gram.
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One 75-watt bulb gives more light than three 25-watt bulbs.
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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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