/u/non-troll_account's posts
What was the transition like for the medical comuninity going from humors based medical theory to modern medicine? Was it abrupt, with a generation of established doctors objecting to the abandonment of humor theory, a gradual shift, or a gradual shift and then a turning point?
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What does it mean for a black hole to be spinning? The mass occupies a zero volume, and I don't get how that could spin. And the event horizon isn't a "thing" that can spin either, so what exactly is spinning?
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We use a square grid for any slightly advanced mathematics, x, y coordinates, including complex numbers. What important math has been done using a triangular or hexagonal grid instead of square?
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Okay, so Democrats used to be the ones against racial equality; the movement to prohibit alcohol was comprised of progressives. What other interesting examples of political shifts in history are there?
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Does the math for the Big Bang work differently if the universe is infinite vs if it is finite (like a 3-torus, or other closed manifold)? If so, in what ways?
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Where did modern lawn grass come from? [Didn't know whether to post this in /r/askhistorians or /r/askscience, so I'm asking both. My bet is on /r/askscience giving the better answer.]
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Where did modern lawn grass come from? [Didn't know whether to post this in /r/askhistorians or /r/askscience, so I'm asking both. My bet is on /r/askhistorians giving the better answer.]
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If you could time travel and sleep with anyone who would it be? [NSFW] (x-post from /r/AskReddit) NSFW
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