Questions tagged [alternate-worlds]

For questions about worlds other than Earth that are significantly different. This could be a water, ice, barren or other planet. For questions about planets similar to Earth with specific differences use the *earth-like* tag.

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2answers
192 views

If John Atkinson Grimshaw's Paintings were actually daylight, what kind of star would this “sun” be?

An Englishman by the name of John Atkinson Grimshaw was known only for his nocturnal paintings of the British landscape. I don't know about you, but his nocturnes have struck me as a bit...bright. ...
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3answers
169 views

Appstore application to assassinate anyone [closed]

Being the pessimistic person I am who always looks at the dark side of life, mostly because in this world only a small percentage of humans enjoy the luck and luxury of living in the light side of ...
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8answers
2k views

Can a person whose brain was 98% destroyed but then recreated maintain some of their memories?

TL:DR A brain is turned into mush, destroyed, then 98% of the organ is replaced with other brain tissue. Can that 2% account for memories shared between both brains? Can the brain remember things that ...
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3answers
344 views

Can gender identity exist in a world without gender roles? [closed]

Before I offend everyone let me clarify that I mean no harm, I'm just ignorant. I never figured out what gender identity is since mostly only rainbow people talk about it and I always identified as ...
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3answers
96 views

Mining, Scavenging and Recycling in an artificial world

Billions of years ago, an extremely advanced civilization created an artificial world. Whether it is a ringworld, a shellworld, or something more isn't really relevant. This world's crust has a depth ...
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1answer
67 views

how to prime human flesh for interdimensional travel [closed]

I have godlike powers when compared to our technology, I want to snatch some people from their worlds and send them to other dimensions with different laws... some dimensions allow for magic some ...
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0answers
63 views

How do storms scale with planet radius?

I'm trying to figure out how weather scales with planet size, keeping other factors constant. For a specific example, say a planet with the following characteristics: Twice the radius of Earth. ...
4
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1answer
137 views

Is it possible to create an alternate reality through intercepting neurons and creating artificial neuron signals like in SAO (Sword Art Online)

I have been thinking a lot about creating an Alternate Reality that would essentially allow you to experience similar or as close as possible sensations as if in real life, and I really need some help ...
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0answers
61 views

To what extent can mania or depression be reliably pharmacologically induced with current technology? [closed]

Let's say in this world there was a nefarious government agency that had zero legal oversight wanted to induce psychological problems into a potential dissident via drugs. To what degree could that be ...
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4answers
272 views

Water in the interior of a very large continent

Consider a world that is much larger than Earth, but has Earthlike conditions on the surface. (Including gravity = 1g, by some suitable unobtainium.) Clearly, the surface could be covered in a large ...
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5answers
159 views

What would be some changes in regards to courtship to a society where men are conscripted for three years into the military? [closed]

Let's say there's a major or constant level of warfare with an external enemy is a modern developed society. Think like modern day Korea or Israel. As a result of this level of warfare men are ...
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2answers
225 views

How much further could ship-based radar see on a flat world?

On our spherical planet, it is highly advantageous for modern navies to have airborne radar, because it can seem much further than even the best ship-based radar, simply due to the greater distance to ...
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1answer
83 views

What would the lakes of a planet with larger glaciers look like?

** This question is making the assumption that if a planet with a similar size and atmosphere of Earth is colder and has longer nights, it will have larger and more numerous glaciers. If this is not ...
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1answer
91 views

How would my world connect to Earth? [closed]

I'm building a world for the novel I'm writing (called Aroura) and it's a separate world from Earth. There are three tribes, the dragons, the elves, and the humans. My heroine, Galaxy, finds out she's ...
3
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2answers
117 views

Would categorizing planes of existence be considered dumbing down or enriching when it comes to worldbuilding?

The world that I'm making draws strong influence from a multitude of religions, mythology, and folklore, and that extends to the planes from occult beliefs. These planes are the Physical Plane, Astral ...
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3answers
107 views

What adaptations would help an animal feed on mucosae that grow on the ground?

What adaptations of the mouth or digestive tract would help a creature to collect and consume mucosae (mucus membranes) that grow over the ground? The membranes have normal proportions and properties, ...
4
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1answer
269 views

Can ravens be trained to give instruction to guide people in the dark?

The world is in total darkness, moving slow and days are longer than years (the planets rotates around the sun in 5000 earth days and rotates around itself in 50'000 earth days) One day is longer than ...
4
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1answer
110 views

Two Worlds tethered together - how would the forces affect people on the planets?

^ Not to scale Assumptions These worlds are engineered. So some aspects of the worlds can be manipulated. Equal Earth-sized planets. Tether attaching them is infinitely strong. Their separation is ...
2
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1answer
72 views

Effect of lower average temperatures on the tropical savannahs and deserts of a planet

I have a nagging question that has been eating away at me since I am figuring out the biomes that are present in the world that I am building. For all intents and purposes this world is basically an ...
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3answers
144 views

A Timeline for the discovery of Alien life

Set Up The Story itself is suppose to be a Short Animated Movie. The Short goes through the Timeline of the Discovery. Kind of like a Slide Show, just more CG. The Timeline It all began on October ...
7
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2answers
139 views

Does this model of atmosphere sounds plausible enough?

My world is that of a humongous cliff and pretty much nothing else. I was unable to be a flatlander so I justified it by making a humongous alien artifact and jabbing it into a polar region of a gas ...
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2answers
144 views

How to build a massive canal system with the aid of limited magic that does not substantially affect anything else?

Previously I have asked about my desert world Skara Could canals solve H G Wells Martians water shortage problems? To recap: For current purposes such a world would have gravity and atmosphere ...
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2answers
178 views

Could Giant Bats Fly with Giant Pterosaurs?

Last year, the Adult Swim program Primal treated us to perhaps the most Halloweenish episode yet, "Terror Under the Blood Moon", in which our two unspoken protagonists--the caveman "...
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1answer
183 views

The Serina Series: Episode III: Pterosaurs

Let's take a different route and not take the Serina route using a modern species. Today, we're looking at pterosaurs. But considering that pterosaurs had ruled the skies from the Late Triassic to ...
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2answers
177 views

The Serina Series: Episode II: Crocodilians

In the first episode of this series, Cats, I asked if it's possible for all 600 million house cats to evolve different niches if they were the only amniotes in a terraformed world. Needless to say, ...
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2answers
122 views

Can time travel result in another person? [closed]

One of my characters goes back in time (and to an alternate realm) by sixteen years, then returns to her original realm a year before she left (so after spending fifteen years in the alternate world), ...
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6answers
3k views

Organism that can produce water on its own (possibly from air?) not requiring a water source. Is it plausible and if how?

I have thought of a sort of desert planet that has a atmosphere pretty similar to earth and with gravity a little lower which has little to no water source and most of it is empty dry wastelands. I ...
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4answers
296 views

Plants Without Air

On a distant world, the atmosphere is different than ours - there is no oxygen but a high level of C02 like on Mars or the early Earth. This planet is otherwise similar to Earth but slightly warmer. ...
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2answers
132 views

What might make one specific area of a sea calmer than the rest?

This may very well be an easily answered question, in which case I apologize for the lack of challenge, but in all honesty I’m not sure where to start in figuring this out. I have a large sea. It sits ...
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6answers
2k views

Grappling hook which attaches to almost any surface and is actually alive, is it feasible?

wondering the mechanism of how a grappling hook would be able grip onto most surfaces without missing the hit or sliding off. in video games grappling hooks are ropes or chains which when thrown onto ...
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9answers
3k views

Could a world with a extremely bright night sky exist?

How could an Earth-like tidally locked planet with no Moon have a bright and livable night sky? The bluish night sky should look like this: But it should be 1% as bright as Earth's day sky and ...
3
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1answer
160 views

The chosen one is destined to defeat the devil [closed]

Legend says the chosen one will be able to defeat the devil without fighting it. Over the years many brave adventurers have tried and miserably failed taking down the devil with various plans and ...
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5answers
223 views

Saving the world by saving an entity

The world is at danger because the death of one singular entity called heart of the world is dying. Copyright 2014-2020 PeteMohrbacher The question is how do I link the death of the heart of world to ...
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4answers
135 views

Life points to live again

Life points are creatures spawning in random places around the world, they grow to the size of an apple and resemble hearts made of crystal of various colours. They get their names from the ability ...
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2answers
2k views

Can you naturally grow houses?

I'm Worldbuilding, and in my world, people can grow houses from seeds. My world is not a Fantasy one. Could this theoretically work, and if so, how? (Images by Finnian MacManus) To start the growth ...
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2answers
169 views

Can you combine chromatophores with exoskeleton

I've got an idea of an alien organism that is a powerful predator that shares its environment with extremely intelligent, strong, and dangerous apex predators, and so it evolved an exoskeleton. Its ...
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7answers
2k views

Humans, except they always find the right solution to the wrong predicament [closed]

Two mothers say a baby is theirs, simple solution, split the baby in two so they bot get half! Lost your family? Find a new one! Your husband cheats on you with your friend? Cheat on him too with your ...
3
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0answers
99 views

How easy would reunification be after Second American Civil War? [closed]

So in a story series I've been writing, it is set in an alternate 21st century where the United States of America reorganized itself into a theocratic imperial military dictatorship (think Gilead in "...
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2answers
243 views

Dungeon-fed civilization - what are the consequences?

So, I'll start with a short summary: I wanted to have magic world with other-than-agriculture based civilization. I gave them magic dungeons. I'm afraid that there are many problems I didn't take in ...
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7answers
2k views

Black Hole Power Plant

I had this idea for my sci-fi book, there's not going to be a central galactic government, very contested little time, but I do wanna pursue this. The more shadowy inhabitants of the center of our ...
5
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4answers
206 views

Sky of Earth and Seas of Sky

I have a medieval fantasy setting where people live in a vast expanse of giant caves. The lowest level of these caves have many lakes and oceans. Through any of these bodies of water at the bottom ...
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0answers
167 views

Humans In A Fantasy World [closed]

I am currently building a fantasy world that contains humans inside of it, but the problem I currently face or wonder about is what physical differences there might be in my world compared to the ones ...
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4answers
2k views

What would days and nights look like on this cylindrical world?

This is yet another "literal worldbuilding" question, as in, building worlds. Inspired, in part, by this question. What if this world is a very long (effectively infinite) hollow cylindrical cavity ...
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3answers
106 views

How can entities maintain their control of their avatars across dimensions?

Our reality is separated from the god realm through a veil that functions as a barrier. As the physical and metaphysical realms operate by different rules, the veil prevents them from interacting. The ...
7
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2answers
359 views

What is the tallest mountain possible in any gravitational environment?

In world building it is often interesting to consider extreme landscapes – how tall can a mountain be on Earth for example. But what is the tallest mountain possible in any gravitational environment? ...
5
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2answers
186 views

The Serina Series: Episode I: Cats

"Serina" is a popular speculative evolution project in which, apart from a long list of fish, invertebrates and plants, the only terrestrial chordate to colonize this terraformed moon is the canary. ...
1
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1answer
91 views

What would allow a human being to create a rift in space-time and access parallel universes? [closed]

I'm creating a story where there are individuals that can travel to parallel/alternate earths. Obviously this is all fantasy but hypothetically speaking, how would you ground this is in some related ...
1
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1answer
136 views

What would the job market look like if half the population suddenly disappeared? [closed]

Half of all humans on planet earth one day suddenly disappear, leaving no trace. My question is, how would this affect the job market? First I assume there would be a lot of grieving over lost loved ...
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3answers
250 views

How could human-like aliens survive on Pluto?

I apologize if I continuously ask different questions about different concepts for stories. It’s just that I can never make up my mind on what to write, and sometimes, my ideas change. But anyway, I’...
5
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1answer
126 views

How extreme can a habitable tidaly locked world be?

I want to create a tidally locked world with a habitable (broadly Earth like atmosphere and biome that humans could breathe and live in) band stretching around the terminator pole to pole. There would ...

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