If you ever find yourself aboard a spaceship exploring the profound mysteries of the universe and you have the sudden urge to poop — former NASA astronaut Mike Massimino has some insights for you.
“It requires a lot of training,” Massimino told “The Daily Show” guest host Kal Penn during a recent segment. “You get rendezvous training and robotics training in space, and there would be potty training.”
Because toilets on board NASA spacecraft are unlike Earth-bound commodes, he explained, you will need practice. These space thrones don’t use water but instead use negative air presure to suck away waste like a vacuum.
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