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Q&A Will this anti-gravity airship balloon give me a working vacuum airship?

This is a self-contained follow-up to a different previous question. Based on the answers I got there I've taken a different approach to my original idea, and now want to try using antigravity on ...

3 answers  ·  posted 6y ago by Random‭  ·  last activity 4y ago by Random‭

Question physics gravity airships ships air