Top network posts
- 50 Security measures that could plausibly last 150+ years?
- 40 What reason would an alien civilization have for building a Dyson Sphere (or Swarm) if cheap Nuclear fusion is available?
- 31 What would cause a nuclear power plant to break down after 2000 years, but not sooner?
- 21 Keeping an "hot eyeball planet" wet
- 16 How would my creatures handle groups without a strong concept of numbers?
- 15 How would thermophilic fish survive?
- 12 How can God warn people of the upcoming rapture without disrupting society?
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