Questions tagged [post-apocalypse]

For questions dealing with events taking place after a catastrophic event.

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5 votes
5 answers
127 views

Preservation of knowledge in the event of apocalypse [duplicate]

I am trying to think of a good way for an effectively all-powerful organization to preserve humanity's knowledge for when the inevitable apocalypse happens so that, when the time comes for survivors ...
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6 votes
2 answers
293 views

Where to find various metals from collapsed city after long enough timeline

Alright, so to set the stage: the setting is 3-5k years after civilization as we know dissolved. The dissolution happens about a hundred or so years from the present day (+/1 2123) after we have ...
3 votes
5 answers
1k views

What kind of training would an agent responsible for surviving in a hostile, apocalyptic world need to go through?

The premise of my story is that we have discovered a parallel Earth (let's call it E2) lying next to ours (let's call this E1). Something has gone wrong on E2 - at some point in its past, it went ...
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5 votes
4 answers
3k views

How long can a shattered Dyson Ring support life?

Now I recently had an idea for a setting and villain backstory and thought might as well get it vetted. Once, there was a mighty Empire that had conquered its home system and converted most of the ...
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2 votes
2 answers
158 views

How long would it take for an AI to build spaceships if it starts from 0? [closed]

I am writing a story were an AI, 1000 years in the future, wants to build spaceships to go into deep space. It has all the information available for humans until the year 2100, when the global ...
10 votes
9 answers
3k views

Would it be possible for modern firearms, such as an AR-15, of any variation to survive an apocalypse?

German here. I have essentially no idea of the working of guns. I've been on a bit of a Zombie/Apocalypse trip lately. Watching the walking dead, playing fallout blablabla. I'll stick to the example ...
1 vote
1 answer
116 views

Where to choose to rebuild after a population reducing event? [closed]

I am trying to come up with a cohesive and easy to understand set of rules for finding where to "start over". The setting is a group of hikers come out to a world that has collapsed for an ...
20 votes
12 answers
8k views

Is "too few people left" a credible explanation for a global knowledge loss of this magnitude?

My setting is what I would call "post-post-apocalyptic", meaning that our civilization doesn't exist anymore, but the collapse has happened in a past distant enough that people aren't really ...
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-1 votes
2 answers
93 views

Cannibalizing modern buildings in the Pacific Northwest [closed]

A nuclear apocalypse destroys the world and most major cities are destroyed. Urban centers range from smoldering craters to almost untouched due to lack of strategic importance. What I'm concerned ...
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3 votes
3 answers
126 views

Weapon building in post apocalyptic situation? [closed]

Let's suppose that some part of population survives an almost massive extinction event that also destroys most of the planet's infrastructure (nuclear war, whatever) but still preserving some of ...
1 vote
1 answer
74 views

Why would a dangerous form of magic be kept alive in a post-apocalyptical scenario? [closed]

This question is in the same universe as my last one, How to raise an army against the dark lord when everyone thinks he was already defeated? In this universe, magic is powered by the energy of ...
3 votes
2 answers
84 views

Is it possible for turbojet to share parts with turbopropeller or turbocharger?

The situation is the following: there is slowly rebuilt postapo world there is knowledge of "ancient" turbojet engine (including books and possibly even some parts left, though mostly from ...
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2 votes
3 answers
194 views

Starting population to reach 1 billion people in a post apocalyptic scenario

Let's assume a post apocalyptic scenario, specifically a world which's sentient population was critically reduced due to a series of calamities, such as a sudden climate change chain reaction caused ...
2 votes
5 answers
195 views

Is this asteroid apocalypse scenario realistic?

So, in response to my own earlier question: Disasters to prompt the bettering of civilisation, I have decided to go with an asteroid impact which decimates much of civilization, with an added twist ...
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2 votes
4 answers
1k views

What kind of public works/infrastructure projects can recent high school graduates perform in a post-post apocalyptic setting?

My science-fantasy world has been devastated by monster attacks coming from various enormous pits in planet . The first lead to a total collapse of civilization and the next one, some 300 years later, ...
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12 votes
8 answers
4k views

How fast would supplies become rare in a post-electric world?

I've created an alternate Earth where recurring G5 geomagnetic storms have eliminated the use of electricity. This means no major manufacturing and no shipping of everything from basic household ...
2 votes
2 answers
84 views

What catalyst would make redtail catfish rise from the rivers and lakes and gain sentience? [closed]

so, writing up a post-apocalyptic fantasy world where humanity has left Earth and all it's cities and factories and farms behind, and, due to unknown catalyst, a race of amphibious humanoid catfish ...
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5 votes
6 answers
826 views

Would feudalism work in a post-industrial society?

In my world, World War 3 happens and most countries are devastated. Nuclear weapons are used and there is widespread anarchy in many places. Some countries are untouched but many countries completely ...
  • 2,459
2 votes
1 answer
173 views

In a post-nuclear apocalypse society, assuming knowledge and skill, what are the key supply chains needed to rebuild modern electronics?

I'm building an RPG game set in a post nuclear apocalypse. The twist is it's been almost a hundred years since the war, and the world has rebuilt but unevenly. The way I imagined it, technology ...
7 votes
3 answers
2k views

An RV that can survive a Nuclear Bomb. Basically a mobile fallout shelter

I have this idea for a post-apocalyptic setting where my characters live in these RVs made during the pre-war era. That are basically mobile fallout shelters. Also, the setting takes place in my world'...
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12 votes
6 answers
3k views

How can I make combination weapons widespread in my world?

I'm writing a low fantasy fiction in a XVIII century-tech kind of world. The reason of the setting is that I love early modern muzzleloading weapons, and I think guns can make fantasy more interesting....
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4 votes
3 answers
171 views

Would fish survive a Nuclear winter?

Following a Nuclear war in a project I’m working on, the only surviving land animals are a few mutant or genetically altered insects, (earthworms, scorpions, locusts, cockroaches) and sapient rats ...
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2 votes
1 answer
147 views

If most of the glaciers melted suddenly how long before humans could begin resettling and advancing?

Climate change research has shown that the Greenland/Arctic ice cap is melting at an even higher rate than the Antarctic ice cap and since most of human civilization is at the equator or above the ...
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4 votes
3 answers
137 views

Where in the American West Would a New City Arise? [closed]

It's been 20 years since a global pandemic wiped out over 99% of the world population, and America was not spared. Of the 330 million people in the country (give or take a few million), only about 1.5 ...
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21 votes
11 answers
6k views

Are there radio systems that allow people to talk simultaneously?

I'm currently writing a story set in a post apocalypse. It would be based in the current year . This story takes place from the perspective on one person who is speaking to a group of people, all in ...
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16 votes
4 answers
3k views

Is taking steroids in the apocalypse a good idea? [closed]

Society as collapsed, and now everywhere is in a state of anarchy. You're probably going to have to fight for food and supplies, so you should be strong. You might need to get strong quickly, so if ...
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12 votes
6 answers
3k views

Would a post-apocalyptic village full of only children be sustainable? [closed]

In Fallout 3, there is an infamous settlement the player has to go through called Little Lamplight. Little Lamplight is a cave town that exclusively consists of children and tweens under the age of 16....
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1 vote
2 answers
134 views

Motivations for technologically advanced humans to abandon the solar system or a planet still habitable? [closed]

Let's say we are in the moderately distant future. For example, humans are technologically advanced enough so that interstellar travel is possible and Venus and Mars are terraformed. General ...
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2 votes
9 answers
3k views

How likely is it that global nuclear war will make rebuilt civilizaton unable to ever reach current technological level closeTo civilization in 202x?

This is year 2029. There is a malevolent AI working in shadows. There is also a group of people who oppose it, who also work in shadows. At some point they understand that their struggle is close to ...
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24 votes
12 answers
7k views

How do people live in bunkers & not go crazy with boredom?

This is a problem I ran into while writing a piece set into a post-apocalyptic urban fantasy future. For a short background: I proposed a world where a large Island-country had disaster struck and ...
4 votes
6 answers
1k views

What is a reasonable timeframe to build a funeral pyre with a hundred corpses, with five apocalypse survivors

Survivors reaching a post-apocalyptic urban area in the north-western quadrant (North America or Europe) need to remove and dispose of all corpses in the building they intend to live in. They have ...
3 votes
3 answers
411 views

How effectively recover enriched uranium from nuclear impact site?

In the world(not Earth, but eath-like), I am building there was a nuclear exchange recently. Recently, I mean 25(subject to change) years into the past. I am describing a small clump of cities near ...
-2 votes
1 answer
146 views

How doomed are you if you are shot in the post apocalypse? [closed]

So, to set the stage, society collapses, we still have people, technology, and cities, but we are all having to kill each other, for food, probably. Of course, there are still doctors and surgeons and ...
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1 vote
0 answers
128 views

How would the UK be affected if 90% of the world’s population died from a virus? How long would it take before it would impact climate change? [closed]

The idea I'm currently working with would be the world overpopulated, things a bit further in the future in terms of the effects of climate change than now, being hit with a global virus that kills ...
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2 votes
1 answer
143 views

If the USA was hit by a bombardment of nuclear warheads, what would the landscape look like?

In my world, technology that could alter a living creature's biology (later called Lazarus Tech) became incredibly popular in many places, until the overuse of the technology cause countless millions ...
3 votes
2 answers
323 views

Why would hinder the government from reclaiming postapocalyptic US?

So I am writing the lore for a video game. It takes place on an island, near the Western Coast. It has been 20 years since the zombie apocalypse and 10 years since the government started reclaiming ...
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2 votes
4 answers
351 views

How could a pandemic trigger a renaissance? [closed]

In all this gloomy pandemic reporting of the last 3/4 years nobody ever noticed that one of the worst pandemics in known history happened at the beginning of the renaissance and it did not stop it. It ...
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4 votes
5 answers
2k views

Other than match and rope, is there any other way to fire what is essentially a musket/cannon?

Okay, so, weird question, I know. But I'm making a fantasy world long after the apocalypse and it is a world where people are running out of ammo and a specific tribe has gunpowder but fails at ...
19 votes
15 answers
5k views

Why are there no handheld firearms in my steampunk future?

I am working on a steampunk/plasmapunk game. The players are dropped into a ruined world full of old technology. The big focus of the game is the players salvaging the stuff that's left behind and ...
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12 votes
10 answers
5k views

How do we survive in post-apocalyptical permanent nighttime (with no electricity, communication, running water, and aliens of course)? [closed]

A race of aliens have invaded Earth and they love the dark. These aliens have caused intense smoke shading to occur so that it is permanently pitch black. It has been several weeks since it went dark, ...
18 votes
14 answers
4k views

Why would someone design criminal classes in their LitRPG System?

Post-Apocalyptic scenario, the government is gone. A scientist finished his greatest creation ever. A self-replicating nanobot swarm that, when dispersed in the upper atmosphere, will settle in every ...
8 votes
5 answers
3k views

What's a reasonable timeframe for civilian survivors to learn how to fly a helicopter on their own?

Post-Apocalyptic modern world, a group of civilian survivors about three dozen in number find themselves trapped in a military base. They have no way out except by air. The military base has a dozen ...
7 votes
6 answers
314 views

What kind of Apocalypse could push human technology back to an age of steam?

I am envisioning an Earth that has been stripped of natural resources. Clean water, food, and wood/trees are rare and costly enough to be used as units of exchange. Whole swaths of land once fertile ...
0 votes
1 answer
157 views

What trains would survive a post-apocolypse [closed]

My world is in the distant future. While there were nukes, they were not used entirely, and there were many bioweapons like the t virus. The world has a few major governments still standing, but are ...
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13 votes
4 answers
959 views

Nuclear Armageddon comes! Can Bob's plants survive?

Bob loves plants. More specifically, he loves terrariums. Bob's magnum opus is a large terrarium made from a 5-gallon glass water jug. Inside is a miniature ecosystem: plants grow, detritivores feed ...
6 votes
2 answers
239 views

Recreating a fantasy setting in a post-apocalyptic world

This is my first post on stack exchange ever. I literally started writing this i minute after I created this account, so please be patient with me. I’m Imagining a post-apocalyptic scenario as a ...
4 votes
3 answers
246 views

Humanity is gone. What's the timeline of vermin infestation in an abandoned wholesale supermarket club?

Due to an accident during a transdimensional handwavium experiment, every sentient being on Earth was whisked away into another dimension. Humans are gone in a fiat. Somewhere, during temperate summer,...
11 votes
4 answers
1k views

What would happen to nuclear missiles left to rot post-apocalypse? [duplicate]

A sudden cataclysm takes place. The human race is all but wiped away. And the nukes in their bunkers and silos are left to rot for 800 years before anyone finds a record of them. What has happened to ...
14 votes
15 answers
6k views

What kind of event would wipe out 90% of the human population? [closed]

I've been wanting to develop a sort of post apocalyptic setting where dinosaurs rule the land and humanity is confined to underground bunkers. I've come up with ideas of events where dinosaurs are ...
24 votes
12 answers
5k views

How do I defend a walled citadel from a lizard army?

The setting is post apocalyptic wastelands. The use of nuclear weapons has resulted in the creation of mutations, the most deadly of which are the lizards. The antagonist devises a technology that ...
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