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Q&A

Posts tagged caves

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Q&A Without modern electronics, how could you determine your longitude, latitude, and altitude while lost deep underground?

Brief setting notes: it's a "basically earth" type situation, a spinning ball of rock in space with the same size and gravity and atmosphere and magnetic fields and everything else. The main diff...

12 answers  ·  posted 4y ago by possiblySerious‭  ·  last activity 4y ago by possiblySerious‭

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Q&A How would a cave civilisation survive underground?

All I know so far is, they're a developed culture of humans who live in cave networks underground, made fit for life. They speak their own language, and they have some contact with outsiders, with ...

9 answers  ·  posted 8y ago by Lou‭  ·  last activity 5y ago by Lou‭

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Rigorous Science Planetary cave: Gravity inside a non-concentric shell

There are several previous questions concerning concentric shells. I won't reference them here because this is different. I understand that there is no gravitational effect inside a concentric she...

2 answers  ·  posted 5y ago by chasly from UK‭  ·  last activity 5y ago by chasly from UK‭

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Q&A Colonies in giant caves

My colonizing business found a small planet with about 0.8G. They would like to build the colony in the giant caves under the crust of the planet, due to the conditions of the surface,(little atmos...

1 answer  ·  posted 5y ago by Aaron‭  ·  last activity 5y ago by Aaron‭

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Q&A What is the evolutionary advantage of albinism in cave-dwelling animals?

In a story I'm writing, there is a species of extremely rare cave dwelling bird. A scientist and a plummer have to find a specimen of this bird before it goes extinct. When they finally find it, th...

2 answers  ·  posted 5y ago by Ttagmonster1345‭  ·  last activity 5y ago by Ttagmonster1345‭

Question evolution fauna caves
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Q&A How much Light energy would it require to run an underground Photosynthetic ecosystem?

I have a world that consists of hundreds of different caverns inside an earth-sized planet. Each of these many caverns consists of many different biomes, such as plains, Jungles,deserts,etc. Howev...

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

Question biology caves flora
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Q&A Is it possible to create a giant, water-powered music box?

On another world, there is giant ravine leading into a cave where a sentient species live (Let's call them Cavers). They have limited access to materials; the only resources they have are rocks, m...

2 answers  ·  posted 6y ago by Leena Valtapaz‭  ·  last activity 6y ago by Leena Valtapaz‭

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Q&A How could I have massive subterannean space on my world?

I would like a world with a big LOT of subterranean space to explore, colonize, and trap ancient evil beings. Now, while the questions about food and ventilation are well adressed on Worldbuilding...

4 answers  ·  posted 6y ago by GlorfSf‭  ·  last activity 6y ago by GlorfSf‭

Question caves geology
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Q&A How thick should the roof of a large cave be to safely build a city on top of it?

Fullmetal Alchemist (2003) features a giant (and I mean stupidly big) cave under a large and busy metropolis. Nobody is aware of its existence, which means that at least since the city's founding (...

3 answers  ·  posted 7y ago by Notiophilus‭  ·  last activity 7y ago by Notiophilus‭

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Q&A How could a planet have zero surface caves?

What could cause a planet to naturally have zero caverns with surface openings apart from small impact hollows in the sides of craters and crevices carved in cliffs? To be specific, zero large ca...

9 answers  ·  posted 7y ago by Noble‭  ·  last activity 7y ago by Noble‭

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Q&A How could a human civilization have happened to live underground, in Antarctica?

Let's assume a human civilization have been living for centuries, nay millennia, in a very large cave, not too deep under Antarctica - deep enough not to freeze, but shallow enough not to die becau...

8 answers  ·  posted 8y ago by Ctouw‭  ·  last activity 7y ago by Ctouw‭

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Q&A What prevents Dungeons from collapsing?

One of the ideas I've had for a story is to have million year old subterranean buildings/cities/temples which have younger architecture built on top of them, resulting in a "dungeon" which would be...

1 answer  ·  posted 7y ago by Eloc‭  ·  last activity 7y ago by Eloc‭

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Q&A What is the oldest a cave could possibly be?

What is the oldest a still extant cave on Earth could be? What conditions could encourage the longevity of a cave? It seems that the oldest known caves, the Jenolan Caves in Australia, formed i...

3 answers  ·  posted 7y ago by tinydoctor‭  ·  last activity 7y ago by tinydoctor‭

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Q&A Is it possible to create a consistent timer using only gravity?

I've got a cave civilisation who have never seen the Sun, and don't have much of a concept of time. I was inspired by a Reddit post from someone with a similar situation, and like me, the OP was wo...

4 answers  ·  posted 8y ago by Lou‭  ·  last activity 7y ago by Lou‭

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Q&A Desert planet's atmosphere and cavern system?

Ok, so I have this planet that I am still building. It is a desert planet, its surfice is almost completely arid with a few exceptions such as snow deserts in the poles. There is sentient life in ...

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

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Q&A How can I estimate how far into a cave network breathing is possible?

I want two populations to coexist in a world with extensive tunnels carved into the rock. One population lives in the tunnels, coming out to trade and gather food. The other is aware of the tunnels...

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

Question physics caves