/u/[deleted]'s posts in /r/askscience
Hypothetically, if the Big Crunch is the fate of the universe, is it possible that "big crunches" into singularities and "big bangs" out of them have happened before?
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When I donate blood, I sometimes wonder: What happens if the blood recipient is allergic to something I recently ate?
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Why do toilets get a ring of black mold even though we have chlorinated water or when there is a chlorine tablet in the tank? And why does this ring only form at the water line?
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What happens if you take anti-psychotic drugs (such as Clozapine) at regular prescribed intervals if you have no psychological problems/schizophrenia?
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I'm in a bad mood. Physiologically speaking, what's going on? Are there well-understood neuro-biological factors keeping me from enjoying my work? Is there a theory about the evolutionary benefits of being surly?
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