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Q&A

Posts tagged water

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Q&A How mermaids watch news live on TV underwater if conductivity of sea water affect electromagnetic signal?

Unless of course the mermaids can use "super" low frequency like our subs, but wouldn't the quality become poor. How can the mermaids enjoy 4K quality digital TV programmes much like us without lay...

4 answers  ·  posted 8y ago by user6760‭  ·  last activity 8y ago by user6760‭

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Q&A How big can the leviathan and kraken really be?

How big can an underwater animal really get before physics get in the way? (I'm sure feeding would likely get in the way first, but ignore that!). The Blue Whale is currently the largest animal...

2 answers  ·  posted 8y ago by bowlturner‭  ·  last activity 8y ago by bowlturner‭

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Q&A Cephalopods Inherit the World

I have a post-apocalyptic world where some intelligent animals become the new major world-controlling species. In particular, some new/evolved species of Cuttlefish and Octopi are beginning to fill...

5 answers  ·  posted 8y ago by PipperChip‭  ·  last activity 8y ago by PipperChip‭

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Q&A What modifications are needed for my sea creature to able to hold its breath for weeks?

Sperm whales can go 90 minutes at a time without needing to surface. I am interested in an idea for a creature that is air-breathing, but spends a lot of time at depths of (100m to 300m) and some...

5 answers  ·  posted 8y ago by Mikey‭  ·  last activity 8y ago by Mikey‭

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Q&A Macroscopic life in the Dead Sea?

James MacGuffin, famous archaeologist goes on one of many expeditions to Egypt. He crosses the Dead Sea from Jordan, and about halfway through, he is amazed at what he finds. A small group of large...

1 answer  ·  posted 9y ago by JDSweetBeat‭  ·  last activity 8y ago by JDSweetBeat‭

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Q&A How deep can the ocean plausibly be?

I want to have planet with as deep an ocean as plausibly possible. How deep can I go given these restrictions? Planet must be in habitable zone of a star Generally, planet should support life Siz...

6 answers  ·  posted 8y ago by Pavel Janicek‭  ·  last activity 8y ago by Pavel Janicek‭

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Q&A Psychology and sociology in my Earth Changing underwater community

I've built a device. It can change matter to energy and energy to matter with 100% efficiency. I've built myself a global presence, and populated the ranks of my employees with people such that I c...

1 answer  ·  posted 8y ago by Joe Bloggs‭  ·  last activity 8y ago by Joe Bloggs‭

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Q&A Tidal lock on a water moon

Tidally locking a rock or metal moon isn't too hard and the understanding of how a solid moon behaves while tidally locked is relatively well understood. However, can a water moon be tidally locked...

1 answer  ·  posted 8y ago by Green‭  ·  last activity 8y ago by Green‭

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Q&A Is it possible for the oceans to freeze solid (at least on the surface)?

Can the oceans freeze (at least several feet below sea level)? I know that the temperature for salt water to freeze is lower/colder than fresh water, and when it does freeze, the ice is mostly salt...

4 answers  ·  posted 8y ago by Matt Woodspirit‭  ·  last activity 8y ago by Matt Woodspirit‭

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Q&A Is it possible for a planet to be devoid of polar ice caps?

I know water is required for life on a planet so I got to thinking, is it possible for a world to be a functional planet (plants animals etc.) without polar ice caps and if so, how would it work wi...

6 answers  ·  posted 8y ago by Sunspear25‭  ·  last activity 8y ago by Sunspear25‭

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Rigorous Science Water percentage

All the worlds I've seen built by me or others have surfaces that are mainly water. Is it possible for a habitable world to exist if the world is mainly land? I'm only talking about 55-65 percent l...

1 answer  ·  posted 8y ago by Uncle Tres‭  ·  last activity 8y ago by Uncle Tres‭

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Q&A A Completely Different Kind of Reef

In this scenario, corals, sponges and bryozoans have been extinct for 65 million years. In their place as reefbuilders are echinoderms, bivalves, barnacles and worms of the infraclass canalipalpat...

3 answers  ·  posted 9y ago by JohnWDailey‭  ·  last activity 8y ago by JohnWDailey‭

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Q&A What are the design considerations for my underwater settlement?

I have made my billions here in the present day, and I'd like to have a permanent underwater settlement. It is about as useless as the Mars One mission (yes, I went there), but some people may c...

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

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Q&A Permanent settlements on the surface of ice

Suppose a planet is covered with floating ice on top of water ocean and has no dry land. Would it be possible to establish permanent settlements, cities? Particularly I am interested in technolog...

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

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Q&A Could an ocean planet reflect its watery textures onto earth?

Let's say there's an OCEAN planet smaller than Earth but larger than the Moon. The Sun lights on the ocean planet reflecting the water textures onto Earth. Would it be possible to see watery refle...

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

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Q&A How could a simple submarine be built using 100 BC technology?

I have some ideas, but I'd like my fictional Roman (100BC) General Mikey (ha) to build a submarine(s). This should be able to navigate in lakes and calm shores of the Mediterranean, succeed in bri...

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

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Q&A Cordoning Corrosive Ocean

Imagine the entire ocean becomes extremely corrosive due to ocean acidification over a couple of decades, all nations have agreed to erect a permanent barrier along all shorelines to seperate land ...

3 answers  ·  posted 9y ago by user6760‭  ·  last activity 9y ago by user6760‭

Question water apocalypse sea
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Q&A What would happen to the ocean when lowering atmospheric density?

Suppose one fine day a mischievous god decided to eradicate all air molecules on Earth in an instant, my question is what will hapen to the ocean? Please kindly disregard (omit) your concern for li...

1 answer  ·  posted 9y ago by user6760‭  ·  last activity 9y ago by user6760‭

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Q&A Lighting circuit without metal

I'm planning to incarcerate a supervillain who has the ability to attract and control metal. As a minimum, I'd quite like to light his cell but obviously putting even small amounts of metal into hi...

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

Question water
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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 What percentage by mass of the earth's surface is water?

I am creating a fantasy world where a given race is mystically tied to the planet. Predominately this race will be earth-dwellers, quite happy and content to burrow underground, but I'd like some o...

1 answer  ·  posted 9y ago by Brian_Drozd‭  ·  last activity 9y ago by Brian_Drozd‭

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Q&A What happens to air pressure if the ice caps completely melt?

Apologies; it just didn't seem like an appropriate question for Earth Science or Biology. Let me know if I'm incorrect. Maybe Physics? If all the ice, permafrost, ice caps, etc. melted due to glo...

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

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Q&A How soon will the first underwater cities be built?

Considering that the oceans are rising (and that humans don't seem too keen on doing anything about it) and that population is growing exponentially, is it plausible to imagine that in a not too di...

4 answers  ·  posted 9y ago by Sheraff‭  ·  last activity 9y ago by Sheraff‭

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Q&A How would an aquatic civilisation forge tools?

One of the first steps in technological is the ability of a civilisation to forge tools* humans achieved this by using fire and creating forges. There are obviously underwater heat sources but I d...

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

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Q&A How realistic are four legged aquatic animals?

On earth most of our sealife is fishlike (excluding a few other species such as squid/octopus). As far as I'm aware there are no legged creatures which live solely in the sea. In my world I'd like...

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