Questions tagged [apocalypse]
For questions dealing with events during an apocalypse scenario. Do not use for post-apocalyptic settings.
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What scientifically plausible apocalypse scenario, if any, meets my criteria?
After several of my existing worldbuilding projects hit dead ends, I needed a new setting to work on, so I thought I'd try a post-apocalyptic one. The problem is that I can't decide what kind of ...
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Post-war apocalyptic desertification scenario lasting at least 1000 years
I am writing a story, in which humanity is struggling to survive and rebuild civilisation hundreds of years after a devastating war with AIs.
I'd like the world to be covered in deserts, where humans ...
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The rotation of the sun's core doubles in speed every 10 years. How many years before the situation turns apocalyptical?
I'm asking this because I'm writing a fictional story where I need a doomsday scenario that means humanity must escape the earth. The timeframe that would fit the plot of the story would be in the ...
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What is the strongest earthquake possible without wiping out all life?
In the story in question, an extremely powerful earthquake decimates the Earth (but does not destroy it) due to Unforeseen Consequences of Our Actions. Ideally some humans need to survive, so ...
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How many humans would it take to fill a vat that is 55.5 feet long, wide, and tall full of blood? [closed]
So I am in the process of building this world where this huge(1,296 ft. long) vampiric, demonic(maybe), dragon imprisons(well, its offspring does) humanity in dreamworlds that allow them to farm their ...
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How quickly could a bronze age society be reborn after regressing due to a mass extinction and ice age?
In my setting's history a rome analogue has somehow managed to conquer the entirety of a eurasia sized continent. An advanced bronze age society with significant understanding of magic.
As a cooling ...
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What long term effects would an eruption of the ring of fire have on Earth? [closed]
We all know about the ring of fire, and we all know what happens when a volcano erupts.
For context: this is set in the near future, with humans living in high-tech protective domes during/following ...
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How close Earth must be to Milky Way's center to undergo a modified 2012 film's scenario?
The 2012 apocalypse film features a premise that there are neutrinos from the sun that heat the Earth's core and thus leading to the end-of-the-world scenario.
Inspiration
Recently, a paper was ...
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How does the world rebuild after an apocalypse? [closed]
140 years ago, the world was nearly torn apart as rifts to other realms sprung up across the continent. Former societies of elves, humans, dwarves, halflings, and more were devastated, and now new ...
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Radios and walkie-talkie [closed]
In a solar punk if there are radios and walkie talkies being used regularly by a very poor post-apocalyptic society...does it sound believable that there are no airplanes and flying vehicles nor cars, ...
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Gas or Electric for a Zombie Apocalypse [closed]
This question is referring to tools, like chainsaws and weedwhackers.
Gas would be easier to get, being a liquid form that can be stockpiled, but gas tools are loud and leave fumes.
Meanwhile, ...
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Can Earth have blue skies and diverse clouds yet never a drop of rain?
I'm trying to figure a threshold of environmental conditions where the Earth hits a point of no return on falling rain. The thought seems preposterous to me, but recently I saw some movie that claimed ...
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Alternate Bullet Propellants [closed]
For my world, I want there to be many types of ammunition due to the world being an apocalyptic-anarchy kinda thing. Mostly land combat, little to no spacecrafts or vehicles. Anyone know any good ones?...
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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 ...
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The Frozen Star - Can U-238 reactors be used as a energy source for 10,000 years?
I was watching this Minecraft Animation video based on a scientific concept about what would happen if we froze the Sun - What happens if we Freeze The Sun- Portrayed by Minecraft.
In this video, ...
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