NASA shows the best ideas for homes on Mars

The NASA contest finalists will now build smaller versions of the selected designs so that the best habitat for the red planet can be chosen. We are still some years away from sending humans to the surface of Mars - or realizing the dream of Ridley Scott the filmmaker responsible for the film The Martian, with Matt Damon (a work inspired by Andy Weir's book) - but NASA is carefully preparing the arrival of humans to the red planet.

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