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There is another niche if you make them several miles long and width. Then can use more conventional construction materials like a concrete shell. (We are of co
by econ 18d ago
There is another niche if you make them several miles long and width. Then can use more conventional construction materials like a concrete shell. (We are of course not ready for that)
- foobarian 18d agoIn that case they should have those giant propellers that seem to spin at a few rotations per minute
- econ 16d agoWe should first build the floating cities. Some old ships welded together surrounded by styrofoam in nets with mud on top and Mangroves, lots of Mangroves... Neptune's park.
- WalterBright 17d agoAn airship made from concrete? Better off using Led for Zeppelins.