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For questions that ask if a given concept is consistent, or being used consistently, in the context of the referenced world rules. Answers should say yes or no, with supporting info. This tag should not be used with the science-based, hard-science, or science-fiction tags. Comparisons to the real world should use the science-based tag. This tag may not be used alone. This tag may not be used with the science-fiction, science-based, or hard-science tags.

6 votes
Accepted

Could intelligent life evolve in caves?

Yes, if certain conditions were fulfilled. First of all, I think a subterranean ocean is necessary. Or even better: a whole network of seas and lakes connected by tunnels. It would mean the crust of …
makingthematrix's user avatar
2 votes
4 answers
664 views

Rise and Fall of prehistoric civilizations

Behaviourally modern humans showed up around 50000 years ago, but what we can call a civilization: settlements bigger than a few huts, agriculture and complex social structure, started only some 6000, …
makingthematrix's user avatar
0 votes

Is a dayless, moonlit, icy world possible?

Make it a planet with a constant eclipse. It's not possible in a natural way (at least not one I can think of) which means that the planet is some sort of a terraforming experiment gone terribly wrong …
makingthematrix's user avatar
1 vote

Mysterious Attackers Returning Thousands of Years Later

I don't like much ideas turning around hostile aliens so powerful that the are able to destroy the whole interstellar civilization in a blink of an eye and then disappearing without a trace. One of …
makingthematrix's user avatar
16 votes
Accepted

What mechanisms need to be in place for an advanced, peaceful society to retain high testost...

A peacock style of courtship. So we have a society with a next to none hierarchical structure and where wealth distribution makes everyone almost equal. Also education and uprising is focused on maki …
makingthematrix's user avatar
13 votes

Would glacier 'trees' be plausible?

Fertile soil is fertile, because it contains nutrients, and nutrients come from decomposed organic matter. If the place is covered in ice for 3mln years, and all organisms which live there live on the …
makingthematrix's user avatar