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Posts tagged reality-check

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Q&A Burrowing/tunnelling creatures on earth with intricate underground organisation/society?

What underground, for example burrowing or tunnelling creatures on earth, have underground organisation/societies, that are intricate enough for interesting narrative features, for example friendsh...

2 answers  ·  posted 9y ago by alan2here‭  ·  last activity 9y ago by alan2here‭

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Q&A Polarity of a planet's lightning strikes reversed?

On Earth, the planet itself is negatively charged and the clouds are positively charged, causing lightning to travel from the clouds to the surface. While there are significantly smaller wisps of l...

2 answers  ·  posted 9y ago by The Glis Jackel‭  ·  last activity 9y ago by The Glis Jackel‭

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Q&A Could higher land-based life exist on a planet with a pressure of about 1 MPa?

This is somewhat of a follow-up question to my ammonia-based world question. I've found out that the melting point of ammonia is at 25°C at a pressure of about 1 MPa (about 10 times the atmospheri...

5 answers  ·  posted 9y ago by celtschk‭  ·  last activity 9y ago by celtschk‭

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Q&A What light gas can I have in the upper atmosphere?

I want to have an upper atmosphere composed of a gas which is lighter than "air" so that my human occupants of a planet can harvest it and use it to fill blimps and hot air balloons. I'm planning ...

3 answers  ·  posted 9y ago by Liath‭  ·  last activity 9y ago by Liath‭

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Q&A Why would a complete urbanized city-planet exist?

Related: How would a completely urbanized city-planet support its population? How a completely urbanized city-planet be maintained? How would the global environment of a completely urbanized city...

5 answers  ·  posted 9y ago by neph‭  ·  last activity 9y ago by neph‭