colonizing mars
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Space Igloos, Lava Tubes And Hobbit Holes: Here Are Our Future Martian Habitats
The discovery of liquid water on Mars is great news for would-be settlers, but we’ll need more than H2O if we actually want to live there. The only cost-effective way for humans to colonize the Red Planet is for us to start building infrastructure out of local materials. I’m talking rovers made of Martian metals…