/u/douglasmacarthur's posts in /r/askscience
I frequently hear that alcoholic drinks cause net dehydration, as well as that there were periods when alcohol was used as a popular substitute for drinking water because the alcohol made it sanitary. Which if either of these is true? If both are true, how is that possible?
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Putting aside whether it would be good, bad or, neutral: demography experts, given current trends, is the proportion of Muslims in Europe going to skyrocket the next few decades or are Mark Steyn et al. full of crap?
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What does recent physics suggest might be the deeper reason why inertial mass and gravitational mass are the same?
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Why does dust and smudges on my laptop screen almost invisible under artificial light suddenly become very visible under sunlight? People say it's because the sun is brighter. Is there more to it than that?
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