Questions tagged [post-apocalypse]

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

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40
votes
22answers
4k views

Is it realistic to believe an apocalyptical setting can last 500+ years?

Our world of fiction is filled with books, movies, and games suggesting a Mad-Max-style apocalypse can last hundreds of years. This, despite the fact that nuclear fallout would decay within a decade ...
2
votes
3answers
324 views

How long would cities be recognizable after a nuclear war?

In 2068, a nuclear war is fought between the USSR and the USA. 42,000 best bombs are used, and 2,000 megatons are used during the war. My story takes place mostly in 4 regions of the United States, ...
6
votes
7answers
885 views

Generating and storing power in a post-apocalyptic world

Say that an apocalyptic even takes place, a genetic disease wiping out most of humanity in a matter of years. So, there are no bombs, nuclear winter, or any sort of event that messes up the ...
0
votes
2answers
93 views

If Silicon was present in human body [closed]

How human body would react and get transformed, what abilities it would have, if it had silicon in it? Let’s say, if 5% of human body consisted of silicon.
2
votes
1answer
235 views

Scavenging metal resources in post-apocalypse after 100 years

This is another question for a setting I mentioned in previous questions (currency, ammo). The setting is: It's happening in post-apocalyptic SE Europe (Balkans specifically), about 60-80 years from ...
6
votes
3answers
1k views

Production of ammo in post-apocalypse - problems and solutions

First i'll introduce the settings, it's the same one as for my previous question (about currency). It's happening in post-apocalyptic SE Europe (Balkans specifically), about 60-80 years from now. ...
5
votes
1answer
287 views

What technology would be most useful/viable for preservation in the event of an apocalypse?

In the setup for my story, the Earth became messed up in such a way that plate tectonics went haywire. Lots of land was subducted, continents moved around, there was a great increase in earthquakes/...
1
vote
4answers
147 views

Using psychic powers to rebuild civilization

One day, a huge rock crashed into Earth, somehow resisting all efforts to shoot it down as if it were protected by some mysterious force. Its impact into the African continent wiped out a substantial ...
26
votes
29answers
9k views

Ideas for practical post-apocalyptic currency 100 years from now

First, let me introduce the setting. It's happening in post-apocalyptic SE Europe (Balkans specifically), about 100 years from now. Strange genetic disease wiped out large portion of humanity in a ...
41
votes
31answers
16k views

A way of getting the water to the top of the tall building without electricity?

First, let me explain the situation. Post-apocalypse setting, a group of humans (let's say around a hundred of them) have to find safe places to live at, protected from animals, bandits, and other ...
1
vote
2answers
162 views

Destroying an earth-like planet with a green-house

Due to global warming, Earth has become uninhabitable. The rich left off to colonize 'New Earth' while everyone else is left behind. For whatever reason, the people left behind have survived, but out ...
2
votes
5answers
293 views

Where could a base be located so that no-one can reach it?

Before the apocalypse a base was created to preserve and protect the highest members of society, including the president, Vice President, high ranking military officials, scientists, etc. The ...
0
votes
2answers
289 views

New post-apocalyptic apex predators to keep humans in check [closed]

In a post apocalyptic setting, when a virus wiped out the vast majority of our population, society is based on small settlements, barely surviving. The world is changed, nature is taking over. Lets ...
3
votes
2answers
237 views

Why would knowing the accurate pre-apocalypse time be important? [closed]

I was reading about the Long Now clock, which is a clock designed to run for 10,000 years without human intervention. It got me thinking about why such a clock might be an important artifact in a post-...
11
votes
11answers
675 views

Speculative weapon of mass destruction

In near future a global war wipes out most of humanity, leaving only a handful of survivors. Thousands of years later these survivors have adapted to lives in small pockets of the world still left ...
1
vote
3answers
965 views

What animals would dominate after the apocalypse? [closed]

After a large nuclear war, most of the survivors get the hell out of dodge, and leave the large cities to build communities in places with nearby water sources, land for farming, and etc. But, the ...
4
votes
7answers
438 views

Industrial Prerequisites for Mechanized Warfare (Post-Apocalypse Edition)

So the Human World has fallen apart: the grid is down, governments have imploded, the economy is in shambles, people have died in the billions, global warming has made severe weather (much more) ...
3
votes
11answers
3k views

Why wouldn’t they advance their technology?

After the apocalypse wipes out good chunk of humanity with atomic fire, people begin to form their own communities. But, a tribe in the ruins of Los Angeles has not advanced their technology in half a ...
4
votes
6answers
603 views

In a post-apocalyptic world why would the survivors build bases instead of just using the abandoned buildings to live in? [closed]

I'm making a survival game and a question popped up on how would I "in-game-explain" to the player that they can't just board up an abandoned building and call it home, but instead they have to gather ...
3
votes
2answers
145 views

Amount of Farmland Needed to Produce Biodiesel

Consider a post-Apocalyptic society of collective farmers that has access to a waning supply of modern farm supplies, a small, independent power grid, and a enough knowledge to keep themselves fed ...
6
votes
3answers
556 views

How long could we preserve technology post-apocalypse?

If we specifically engineered a doomsday bunker to preserve technology and weaponry, what could we preserve and how long could we make it last? I'm looking at a timeline of circa 300 years. You can ...
6
votes
3answers
672 views

What man-made monuments in the U.S. could last for 500 years?

It’s the year 2568, exactly 500 years after Nuclear war destroyed the two superpowers that started it, the United States and the Soviet Union, along with others such as China, both Koreas, Japan, ...
3
votes
2answers
1k views

Post-apocalyptic weapons industry

The situation is the usual, we have lots of junk metal lying around in cities, great but not impossible difficulties with logistics (meaning that a few railroads are in operation at immense cost, but ...
1
vote
3answers
141 views

Genetic enhancements to breed docility, intelligence, empathy, and acceptance?

I'm beginning to build a post-apocalyptic world wherein rulers want to breed humanity in such a way that: 1) does not end up again in the ecological mess we see in the real world, and; 2) human beings ...
3
votes
5answers
1k views

Post-apocalyptic telecommunications [closed]

Suppose in a post-apocalypse world, when modern industrial society has effectively collapsed. Travel is mainly by foot or horse and tools, carriages and so on are fairly primitive and trade mostly ...
1
vote
2answers
617 views

How does life recover after a nuclear war? [closed]

Let's suppose that on a planet the intelligent beings started a nuclear war and destroyed most of the surface of the planet. Now, the intelligent beings are all extinct. Assuming this were an earth-...
26
votes
8answers
8k views

What would human survivors eat in a post apocalyptic Nuclear winter?

Let's assume that: the entire nuclear arsenal available on earth is launched and detonated, completely obliterating civilization but leaving a few humans and animals in very remote areas alive. this ...
0
votes
3answers
275 views

What classes should be included in a “restart the human race” curriculum?

I've mostly written a story from the point of view of filler programs in an online university, the characters initially existed to put human students at ease in RV classrooms with greatly diminished ...
4
votes
2answers
262 views

Replacing power plants post-apocalypse

You're working in post-apocalyptic landscape, where a modern economy with easily available rare materials, spare parts and so on doesn't exist. Could you somehow repair and use hydropower plants ...
1
vote
0answers
220 views

Post-apocalyptic industrial production [closed]

It's 2100. About 50 years ago, modern civilization collapsed after a decade of turmoil caused by the depletion of oil reserves, pollution, global warming, erosion of arable land, increasing military ...
1
vote
2answers
323 views

Highest Possible Standard of Living in a Post-Apocalyptic World [closed]

Let's assume a world in which the human population and web-of-trade have been severely reduced by a worldwide civilization collapse. How would small community (in the hundreds or low thousands) go ...
2
votes
4answers
351 views

What could be an event which would wipe out most life on Earth and cause massive changes to Earth's ecology, but which humans can survive in bunkers?

So as the title describes, I need an apocalyptic event which is survivable by cryogenically preserved humans in hermetically sealed bunkers underground (or somewhere else). This event should wipe out ...
2
votes
3answers
133 views

What would sustain the overall climate of danger, lawlessness and poverty of a rim world?

In the video game Rimworld, the "rim worlds" are worlds that are far away from other inhabited worlds. Often, they are characterised as worlds that are very isolated (due to there being no FTL travel ...
2
votes
3answers
342 views

Climate Change after a Sudden Drop in Emissions

Suppose we have a world that saw a sudden collapse of civilization, not so violent that humans are suddenly struggling to survive but severe enough to cause humans to revert to a mix of city-state, ...
19
votes
9answers
8k views

All of the freshwater on Earth has suddenly vanished - would humanity survive? [closed]

Consider a scenario where all freshwater on Earth suddenly disappeared... Would the planet remain habitable? Definition of water removed: Everything in this chart under the category 'freshwater', ...
14
votes
3answers
384 views

Train-World: Storing RHUs for decades to centuries

...no, I mean, supposedly, I believe there is more about it than mere kans on our part. Installations like this one are found all along the spoorwegs, and yes, around some you should tread lightly. ...
11
votes
7answers
2k views

Plausible Components for Zombie Immunization?

Thank you everyone. This was certainly not a question with a simple solution, and was far more complicated than I could've imagined. All of you provided so many amazing, insightful responses, ...
0
votes
2answers
220 views

A friend has an idea for a PA colony traveling to Proxima Centauri B but need help fleshing it out

So, my friend had an idea for a weird Post Apocalypse society traveling through space towards Proxima Centauri B, and she's trying to figure out where the population would be 50 and 100 years after ...
12
votes
6answers
685 views

What conditions allow advanced technology to be crafted, but not mass-produced?

We once lived in a galaxy filled with the wonders of technology indistinguishable from magic. Even the poorest beggar could afford this mass-produced tech. Vidscreens as real as life, longevity ...
12
votes
4answers
2k views

Can osmium replace calcium or be placed in with it to make an organic human exoskeleton

I am trying to design my main character in my post-apocalyptic series to have a very dense, organic, durable skeleton. The skeleton should also be able to handle gun fire, a sledge hammer impact, as ...
-1
votes
2answers
332 views

Consequences of the disappearance of writing [closed]

Imagine a world where every form of written form - alphabet, books, documents, epigraphs - is gone. I'm thinking about a today-like world, like 21st century western society. The reason of this ...
-2
votes
2answers
128 views

Recycling in a post-apocalypse [closed]

In a post-apocalypse would it be possible for people to recycle e-waste into new products? Booby traps, new makeshift radios or computers, etc. If so what would they need to do so?
18
votes
6answers
4k views

How long can I keep my truck oiled after the Apocalypse?

Background The Apocalypse came on Tuesday, and no one was ready. For us soft city folk, survival was mostly a matter of luck. If you fell in with the right group of people with the right skills and ...
-1
votes
1answer
200 views

Is this a fairly decent description for a post-apocalyptic fiction story?

Okay so the story takes place up in the northern hemisphere around glaciers and polar bears and all that good stuff, its main character is named Xavior and he is a good human adapted to the ...
0
votes
5answers
1k views

Could humanity be blown back into the Stone Age

If there was a large scale nuclear war, would it be possible for humanity to literally be blown back into the Stone Age. Like if all pre war knowlege and technology was destroyed could people revert ...
2
votes
3answers
1k views

Could humanity recover from a large scale nuclear war? [closed]

In my story there is a large scale nuclear war that wiped out 80% of humans and the survivors struggle to survive against wild mutated animals and humans, and raiders often attack small settlements, ...
3
votes
4answers
1k views

How much time would you have to build cities underground after a gamma ray burst?

So the situation, for those who aren’t familiar, is that Earth is in trouble. Again. A gamma ray burst from a dying star somewhere close by (a couple hundred to a couple thousand ly) has grazed or ...
4
votes
3answers
910 views

Firework Based Weapons? [closed]

Okay, so I had an idea for a relatively underdeveloped resistance force in a post apocalyptic setting that uses firework based weapons. I think I could get having things that work like muskets but ...
1
vote
4answers
507 views

Feasible guns and ammo in a distant future post-apocalyptic setting [closed]

I'm working on a setting for an rpg and I definitely want to go for a distant future, post-apocalyptic world, not unlike Numenera. In Numenera guns of all different kinds would be considered Cyphers ...
3
votes
5answers
746 views

How to travel through space without modern technology [closed]

So. A looong time ago, I asked how to remove most technology in a hundred years. However, I just realized that for my plot to work, I still need my characters to move from one planet to another. I ...