https://www.cnet.com/news/nasa-picks-3d-printed-houses-we-could-use-on-mars/

Elon Musk, Jeff Bezos and more talk big about getting humans on Mars.

            NASA
    , meanwhile, sorts out what those new Martians are going to live in.

> The space agency last week announced five finalist teams who've designed sustainable shelters for Mars' atmosphere and landscape, designs capable of being 3D-printed given the limits of transporting materials to the Red Planet. All teams take a share of this level of the competition's $100,000 prize money based on judges' scores.