Questions tagged [far-future]

For questions of Earth\humans that extrapolate beyond available data: hundreds of years at least, thousands commonly, millions preferably.

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How would a galactic scale industry affect local industry or global industry? [closed]

The setting that I am asking about is a massive almost galaxy-spanning country that has an industrial chokehold on all the other nations around it. However, large-scale industry in this setting ...
amertheminer37's user avatar
2 votes
1 answer
219 views

Can an Alcubierre drive be built by starlifting?

I am setting up a very futuristic world for a sci-fi story, where having FTL tech would be very practical. For a bit of context, here is what I am imagining: It is a type 3.2 - 3.3 civilisation, where ...
The Rocket fan's user avatar
6 votes
4 answers
2k views

How long can last names persist, realistically? [closed]

Lets just say this particular last name/surname took birth in 1800s and is carried on by a dozen families today (in 2024). They all live in the same town. If this last name indicates a person's ...
D V's user avatar
  • 183
6 votes
10 answers
894 views

What role do chain gangs play in a technologically advanced iron mine?

Somewhere in the far future, an iron mining corporation has worked an ethically questionable deal with the government in which federal prisoners are sent to the mines in chain gangs. The government ...
Ronin Frog's user avatar
1 vote
5 answers
411 views

Sustaining linear warfare in futuristic combat [closed]

In my sci-fi setting, I’m looking for a way to have linear infantry formations, or something similar, in a world where airplanes and machine-guns also exist. It is made possible by the existence of ...
PetAmerican's user avatar
3 votes
4 answers
260 views

How to design a realistic, far-future, spaceplane capable of landing on and taking off of, most surfaces?

I am trying to write-gineer a realistic, far-future (hundreds of years), spaceplane capable of landing on and taking off of, most surfaces (planets, space stations, asteroids, etc.). To that end, I ...
Pseudomancer's user avatar
4 votes
5 answers
493 views

How do I explain volcanos and plate tectonics on a hollow world?

The world my setting takes place on is an artificial shell world set into the FAR future (somewhere between several hundred million and nearly a billion years) after a cataclysmic event wiped out it's ...
icewar1908's user avatar
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0 votes
3 answers
281 views

How much would be left of this future human civilization after 10 million years? [duplicate]

So Humans went extinct in the future, they are completely gone, but their buildings are not. Now it's 10 million years in the future, and I want to know what could plausibly still be visible on the ...
KaffeeByte's user avatar
  • 1,702
0 votes
2 answers
496 views

How much and how powerful would a "phlebotinium" bomb launched from orbit be to create an artificial sea? [closed]

I am writing a setting for an unspecified goal, whether I will end up doing a video game or a novel out of it all, but I am still working on the worldbuilding aspect. Lore-introduction, (you can skip ...
Just Kherty's user avatar
1 vote
1 answer
158 views

What would happen to the Moon if Earth was annhilated? [closed]

Sometime in the far future, the Earth gets destroyed. Before the Earth is destroyed, humans formed a small colony on the Moon which is capable of self-sustaining itself for the next decade or so. What ...
Redz's user avatar
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-1 votes
1 answer
123 views

How can technologically-advanced civilisation achieve healthy tanning?

I am looking for the ways to allow humans with technology that allowed them to colonise the entire galaxy (150 thousand light years wide) to avoid the negative side-effects of tanning (premature ...
Владислав Король's user avatar
5 votes
12 answers
1k views

Under what conditions would a cybercommunist nation form? [closed]

In an imagined future timeline, over 350 years from now, humans have terraformed Mars and colonised Venus, along with constructing a score of rotating space habitats. These worlds are mostly governed ...
user98816's user avatar
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4 votes
5 answers
1k views

A pseudo-scientific explanation for a brain to allow accelerations of around 50g?

Background: 600-ish years into the future. Humanity finally managed to make Earth uninhabitable and now lives in space. Some humans shed their flesh bodies and are now reduced to brains, their "...
Eduard B's user avatar
-5 votes
1 answer
107 views

Does technological advance necessarily start a war between men and women in a dystopian future? [closed]

Technology of the future is likely to remove the differences of possessing power, strength and resources between genders. Moreover, it is likely that one gender becomes completely independent on ...
ivan866's user avatar
  • 115
16 votes
13 answers
3k views

How could humanity colonizing multiple planets and solar systems prevent speciation of the human species

I am exploring the idea of humans leaving planet Earth and colonizing different planets. However, I would like the humans to remain "human". By "human" I mean that the different ...
Tyler S. Loeper's user avatar
6 votes
2 answers
201 views

Sending a time capsule a thousand generations into the future

I'm writing a tale about a possible far future scenario for humanity. Well, not quite the entire humanity. Every part of the story is ultimately connected as it's viewed through the eyes of the ...
Hanhan658's user avatar
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7 votes
4 answers
1k views

What might happen to plastic after millions of years of geological activity?

I'm considering a worldbuilding exercise focusing on a "second generation" civilization, which arises after a previous civilization from millions of years ago either died off or left the ...
A.E. Stephenson's user avatar
2 votes
2 answers
312 views

Can climate change make humans require oxygen masks to breathe?

I'm making a story where criminals are exiled to an uninhabitable, dying, resourceless Earth. The prisoners must wear oxygen masks/protective suits in order to breathe on Earth's now heavilly polluted ...
camisnotonline's user avatar
3 votes
1 answer
154 views

Could HIV-1 evolve to successfully infect rats?

In my world that is set in a far future, a mammalian species from the Euarchontoglires superorder descended from brown rats (Rattus norvegicus) evolved to become sapient. One of the deadliest diseases ...
mammifereviolet4694's user avatar
-4 votes
1 answer
80 views

Would the ability to eat and digest food help to fuel the stigma against sentient androids? [closed]

If androids were able to eat they would beat humans in one more jealous way because along with immortality and a tougher and stronger but at the same time having a soft body they could also eat as ...
Sabrine Crystal's user avatar
-3 votes
2 answers
701 views

Possible population levels in a Kardashev Type 2 Scale civilization

Acording to Futuretimeline a type 2 Kardashev society could be achieved around the year 3100 when science is advanced enough to allow the creation of a Dyson Sphere and due to its size it could house ...
Sabrine Crystal's user avatar
5 votes
6 answers
3k views

How Can I Justify the Existence of Dragons in My Realistic Post-Apocalypse Fantasy Setting? [closed]

Recently I have given myself an interesting challenge: To create an interesting fantasy world that does not have conventional "magic." In this setting I'm writing, our entire civilization ...
SmartBulbInc's user avatar
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12 votes
9 answers
966 views

Could the movement of animals and plants be used by a future civilization to figure out that it isn't the first civilization?

I noticed that when it comes to the idea of humans going extinct, and how human civilization could be detected by future civilizations, a lot of the ideas for how human civilization could be detected ...
Anders Gustafson's user avatar
-3 votes
1 answer
187 views

What kind of technology would be needed to create force fields like those from Star Trek? [closed]

Force fields does not seem to be as surreal as the matter replicator or even teleportation or 3d holograms but I feel the workings behind it are hard to understand. I believe that to create stable ...
Sabrine Crystal's user avatar
6 votes
4 answers
1k views

What would a post-apocalyptic underground city be like after 1,000 years?

The city is modern/futuristic and is fairly large. It was designed to be self-contained, and has been sealed shut for a thousand years. All human residents died, so there has been no maintenance. ...
Deathblade's user avatar
21 votes
15 answers
5k views

Why would money or any other means of exchange need to exist if AI, robots, automation and nanotechnology produce all goods and services?

Let's say almost everyone is now jobless but almost all goods and services are made by machines including nanobot swarms and 3D printing. Even the government and the justice system in this futuristic ...
Sabrine Crystal's user avatar
5 votes
1 answer
164 views

Is it possible for a Stone-Age equivalent society to produce catgut sutures?

In my project, humans have gone extinct on Earth, and about 5 million years later, wolves have adapted to roughly human levels of intelligence, alongside raccoon-like front paws for grasping. The ...
Wolfskull Wardagger's user avatar
2 votes
3 answers
305 views

Organic replacement for AI

I’d like to go into a bit of backstory for my setting before I ask my question. I want to create a space opera setting that is set nearly 60,000 years in the future. Humanity has developed space ...
Daikyu Maryu's user avatar
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12 votes
15 answers
3k views

How do Time Keepers log their diaries?

Set in distant future, a group of super advance civilization formed a special task force to observe and guard timelines, and they are called Time Keepers. The Time Keepers will scan for spacetime ...
user6760's user avatar
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-2 votes
1 answer
259 views

How common are men with feminine features and gynecomastia in a future where gender roles has become obsolete? [closed]

There is already a trend that gender roles are not as "serious" as they used to be and the criminalization of homophobia (here in Brazil at least) has helped many men to express femininity ...
Sabrine Crystal's user avatar
-1 votes
4 answers
155 views

Robot Creation and Copyrights

Let's say that in the year 2200 you can design and create your own android much like those ones of the game Detroit Become Human but instead of going to a store you customize and buy them using ...
Sabrine Crystal's user avatar
5 votes
1 answer
199 views

Bluejumpers - could insects evolve to detect bluetooth?

Evolved from fleas, 'bluejumpers' can detect frequenties around 2.4 GHz, which makes them sensitive to bluetooth devices. A neat trick to find hairy victims that are using smart wearables. Their sense ...
speculativesketches's user avatar
7 votes
3 answers
200 views

Aerosoleans - How much do they eat?

Aerosolians or 'loopies' live on hypersonic trains. They stick to the sheetmetal and collected microbes from aerosols captured by tiny pockets in their skin. Because of the high speed they can collect ...
speculativesketches's user avatar
3 votes
4 answers
211 views

Which group of events can cause global domination by a single country? [closed]

Background: The world is preferably a few hundred years in the future, and a single country (possibly one of our top powers, but other minor countries can work within reason), Has absorbed every ...
Guest2204's user avatar
6 votes
5 answers
1k views

If humanity develops and uses hydrogen fusion and then abandons Earth, would we leave behind large, stable deposits of helium byproduct?

I’m thinking of making airships and zeppelins very commonly used (for cool factor) in my pseudo-mid-20th-century novel, which takes place on Earth in the very far future, tens of thousands of years ...
Whey_Isolate's user avatar
  • 1,347
17 votes
20 answers
5k views

Would blue-collar jobs still be done by people in a scifi setting?

I'm working on a space-opera type setting for a story I'm writing, and while doing so I've been thinking about a question that has been bothering me for some time now. The protagonist of my story is a ...
BoaHancocklover's user avatar
4 votes
1 answer
364 views

Help with my ocean currents

First off, I'm really not good with designing ocean currents (I find the topic confusing and hard). But for my world which is basically just earth over 100 million years in the future, I need to ...
TheNamed's user avatar
23 votes
20 answers
5k views

How would a sci-fi matter replicator create a pressurised aerosol can?

Ensign James wakes up on the not-enterprise. Yawns. Showers, and gets dressed ready for work. Only to discover gasp, he's out of deodorant. He walks to the matter replicator and orders a can of "...
Ash's user avatar
  • 44.2k
0 votes
1 answer
114 views

The ultimate far-future fortress [closed]

In the year 4000, a single gigantic government authority controls the world. In the dystopian capital mega-city of "X" lies their core center of activity, where the highest of ranking ...
choey's user avatar
  • 25
15 votes
20 answers
6k views

Why would humans want "mindless" human clones and even be legal?

In a far future humanity has advanced in the fields of A.I./robotics and genetics. Every household has an A.I. and robots/androids serving them, but strangely the humans prefer mindless clones to ...
user84527's user avatar
  • 421
4 votes
2 answers
212 views

What will Glacier Bay National Park look like in 2000 years?

I am working on a story that takes place roughly 2000 years after a worst-case-scenario climate apocalypse. It revolves around a society located in present-day Glacier Bay National Park on the Alaska/...
DemonLung's user avatar
5 votes
2 answers
927 views

First visible signs of human habitation on the Moon. What could we see from Earth?

Let's assume that one day there is a substantial human colony on the Moon. Much later, the Moon becomes terraformed. I'm trying to imagine when and what humans would first be able to detect with hand-...
chasly - supports Monica's user avatar
3 votes
1 answer
615 views

How many ships would an interstellar empire have in their navy? [closed]

So I'm writing a sci-fi space opera that takes place at a pretty realistic scale meaning even pretty small interstellar nations have millions of systems and the biggest ones have billions of systems ...
Clueless198's user avatar
22 votes
13 answers
11k views

If you lived 5,000 years, would you notice the continents moving?

I am trying to develop a story where it is based on Earth around the 42nd century and can't figure out if the continents would have made any noticeable/notable shifts. Any help is appreciated. Edit: I ...
Ezera's user avatar
  • 231
7 votes
3 answers
2k views

How long will life exist on earth, and what life forms are likely to be the last? [closed]

Scientists predict that in around 5 billion years, the sun's hydrogen will be exhausted, and the beginning of helium burning will result in the expansion of the sun to the point where the Earth will ...
Monty Wild's user avatar
  • 60.3k
3 votes
3 answers
386 views

Lowest tech level to blow up the solar system

Background The year is XXXX, or maybe XX,XXX (or maybe even XXX,XXX, though that'd be less than ideal). Humanity has been prospering for the past few millenia, and has stretched out to the stars. I ...
Boris's user avatar
  • 133
4 votes
5 answers
222 views

Why do people below not know what the people up above look like?

Why would regular people not know what the rich people on Earth looked like? Setting details: I'm writing a story in which Earth is basically turning into trash. Not quite Wall-E level trash yet but ...
Ceramicmrno0b's user avatar
1 vote
2 answers
161 views

Ability of frozen embryos to withstand many Gs, and the cosmological event horizon for a laser-powered sail ship?

I'm writing a book about a civilization started by humans who sent a laser-powered sail ship with AIs and frozen embryos to the edge of the cosmological event horizon (the furthest we can travel ...
Emily C's user avatar
  • 11
7 votes
8 answers
2k views

Selling real-estate in space. How can it be allocated and how can it be marked out?

Space is useful for storage. In the future there is a thriving space real-estate market. Generally speaking, space in orbit is more desirable than outer space but both have a market value. How can ...
chasly - supports Monica's user avatar
4 votes
3 answers
204 views

How to build a star-sized humanoid superorganism? [closed]

For whatever reason, humans in the far future want to build a star-scale humanoid creature. This massive lifeform would completely envelop a star in its chest area, turning the star into its "...
whatisevenhappening's user avatar