Because heat expands the metal, the Eiffel Tower always leans away from the sun.
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It takes a photon 170,000 years to travel from the core of the Sun to the surface, but only 8 minutes to travel the rest of the way to Earth.
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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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MIT has developed a camera that captures the speed of light at a trillion frames per second.
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Liquid TIDE laundry detergent glows under a blacklight.
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Balsa wood is classified as a hard wood!
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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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