/u/[deleted]'s posts in /r/askscience
Why do ED Drugs only give you one erection, and then after ejaculation, you no longer have any effect from the drug?
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This time of year, towns across the US are littered with campaign signs. Do they have any measurable influence?
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Bio-Savart law states: A moving point charge creates magnetic field. What is the motion of the charge relative to?
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