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NASA scientists says astronauts should not masturbate in space
(www.indy100.com)
A place for majestic STEMLORD peacocking, as well as memes about the realities of working in a lab.

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This is a science community. We use the Dawkins definition of meme.
Getting hard is a matter of hydraulic pressure; don't need gravity for your heart to pump blood. And ejaculation is a mechanical action, like swallowing.
This article is bullshit taken from a comedian's joke.