/u/[deleted]'s posts in /r/askscience
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When washing by hand, does washing dishes with hot water kill more germs than washing with cool water?
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Can we detect radiation from space? How? If North Korea put their bomb on a ship could we detect the radiation from space and intercept the ship?
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What would be required to extend the range of a Wi-Fi signal to 2 or 3 miles? Could someone get one to work from across a neighborhood?
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If we put a telescope, say, 10 light years away, identical to kepler, looking at our solar system, what planets would it be able to detect?
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