Add Yahoo as a preferred source to see more of our stories on Google. Human asleep in futuristic cryogenic chamber - Pavel_chag/Getty Images From "Alien" to "Interstellar," numerous sci-fi movies ...
From "Alien" to "Interstellar," numerous sci-fi movies tackle the difficulties of keeping humans alive during long interstellar space missions by freezing characters in cryosleep. According to the ...
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