In zero gravity, a candle's flame is round and blue.
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MIT has developed a camera that captures the speed of light at a trillion frames per second.
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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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During photosynthesis, plants emit light humans can’t see, but NASA can see that light from space - and they've even made maps of it!
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The Earth's atmosphere weighs about 5.5 quadrillion tons.
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A 'jiffy' is an actual unit of time for 1/100th of a second!
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Marie Curie, the Nobel prize winning scientist who discovered radium, died of radiation poisoning.
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