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Posts by walrus‭

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Q&A Is there dense, non flammable gas that I can cover the Earth in?

This question is related to Deadly, Heavier than Air Gas, and Is a world with two different types of air possible? but has several different criteria. I've also looked at https://chemistry.stackexc...

5 answers  ·  posted 7y ago by walrus‭  ·  last activity 5y ago by walrus‭

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Q&A Is an offset mountain range plausible?

For my world, I would like a coastal mountain range that partway along its length is offset by a few (say, 100) kilometres, forming a pass through the mountains, like so: (N.B. I've drawn this ...

3 answers  ·  posted 6y ago by walrus‭  ·  last activity 6y ago by walrus‭

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Q&A Could deliberately induced Kessler Syndrome stop ICBMs?

In a previous question I asked how Mutually Assured Destruction could be made not assured. Most of the highly rated answers focused on political methods, but one answer raised the possibility that ...

5 answers  ·  posted 6y ago by walrus‭  ·  last activity 6y ago by walrus‭