Questions tagged [apocalypse]

For questions dealing with events during an apocalypse scenario. Do not use for post-apocalyptic settings.

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2answers
276 views

Could Earth exist in the *Star Wars* universe? [closed]

Physics in the real world and physics in the Star Wars universe aren't the same. Even ignoring The Force, several technologies necessary for cheap spaceflight (hyperspace engines, repulsor engines, ...
38
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18answers
8k views

What kind of apocalyptic event can be predicted years before it happens?

I'm looking for a realistic apocalyptic event, which can't be prevented, but can be accidentally predicted long before it actually happens. By the prediction I mean a scientific prediction, of course. ...
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4answers
2k views

How would the American government react to a Walking Dead style zombie apocalypse? [closed]

The Walking Dead zombie are slow, stupid and (relatively) easy to kill. The only thing that supposedly allows an apocalypse to occur because of them is the fact that, in the Walking Dead universe, ...
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2answers
152 views

How could the planet Jupiter be flung out of the Solar System

Working on a bit of a story that includes the ejection of the planet Jupiter from the solar system rather suddenly with all of the planets staying generally within it. I understand this is complicated ...
1
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4answers
281 views

How can a Malign Government Dispose of “Lone Wolves” / Survivalist Communities Following a Doomsday Scenario?

Premise Faced with growing concerns of limited resources, a malign government has purposefully engaged in several ways to depopulate their country. Martial law was instated, food supplies were cut ...
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3answers
233 views

How would a new species of homo replace humans in my world? [closed]

In some place in the world a new species of homo evolved (probably from homo sapiens). Let's call the species Homo futurus. As a new species they can not have fertile children with humans. They may ...
4
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3answers
684 views

What kind of Ice Age would cause an apocalypse?

It's 2070, global warming is a terrifying reality. Coastal cities such as New York and Shanghai has already fallen to rising sea levels and extreme weather. In an effort to stem and perhaps counteract ...
5
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3answers
375 views

Sabotage of Biosphere after Doomsday Event

Premise After an unfathomably powerful mass extinction event ALL life (fauna, flora, even extremaphiles and microbes) have died off. The Earth was then sterile for an undetermined amount of time. ...
4
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8answers
380 views

How to communicate with an A.I. that doesn't believe it needs a language

A thought experiment occurred to me today that, say we have a synthetic superintelligence that does not wish to talk to people, not out of malice, but from an agonizing indifference toward humanity. ...
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6answers
479 views

How to stop an asteroid from hitting Earth without nukes?

You are in charge of the world, with technology about the same as we have now, except that a while back the leaders of the world decided that nukes are too powerful, so they destroyed them all and ...
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2answers
628 views

Where is the safest place to be in a zombie Apocalypse [closed]

Where would be the safest place to be in a zombie Apocalypse? For example I would think a large ship would be a good place to be as you could turn seawater into drinking water, you can fish, if the ...
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4answers
225 views

What would happen in the long term to man-made structures if the Earth was overrun by zombies? [closed]

If the world was overrun by zombies the logical conclusion would be only waterborne life would be left. Due to the fact that they don't make sound and are presumably out of range for any of the dead ...
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2answers
448 views

The nynphomaniac disease [duplicate]

John is a bright scientist fired from the big corporation ¨ X-santo labs ¨. John creates a virus to get revenge for being fired. The virus name is ¨Nymph-01¨ When this virus infects a host via ...
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3answers
159 views

Massive, Rapid, Unlimited Global Warming [closed]

Something has happened, and it's irreversible. The world will die in fire, not ice. Perhaps the sun has expanded, a megavolcano has blackened the sky, a fusion reaction has become un-killable, aliens ...
9
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6answers
1k views

Everybody over the age of 15 suddenly dies, what happens? [duplicate]

So in this scenario everybody over the age of fifteen years has suddenly died of an unknown cause (I don't think it's relevant, but not an infectious disease). The event refers to the deaths of all ...
1
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1answer
207 views

Immortal bacteria apocalypse

One lab accidentally developed a species of bacteria which doesn't naturally die, but multiplies at usual rate. (And the scientists didn't notice in time, so the bacteria escaped). EDIT after AlexP's ...
6
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6answers
171 views

How to remove most signs of past civilizations without destroying all life? [duplicate]

I am trying to generate broad ideas as to how to create a society with a refresh start. Where most signs of an advanced society (slightly more advanced then today's society) are gone but without ...
1
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2answers
144 views

Antarctic ice sheet melted and dumped into Atlantic ocean [closed]

As part of an apocalypse in my backstory, the entire Antarctic ice sheet is torn from the bedrock and pulled through a portal, melting it and dumping all of the water into the centre of the Atlantic ...
3
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1answer
490 views

What would happen to landfills if abandoned for many years?

So it's plausible that any planetary civilizations (alien or human) may have landfills. It is also natural to think that many planetary civilizations would die out, or migrate away from a planet. So ...
34
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8answers
6k views

Why don't future civilizations develop their A.I. to integrate with biology so they can make a sustainable world?

Most of the AI's in films/books/series seems to turn out evil or using destructive/harmful ways of achieving what they want in critical situations because they can't understand the earth's biology. ...
11
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13answers
3k views

Why would all races simultaneously need to find new homeland

I'm building a game set in technologically medieval, low magic fantasy world. It contains four races: Seafaring human-likes Dwarven inventors employing machinery to do their bidding Elves which live ...
5
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9answers
653 views

A disease with an incubation time of 18 years kills all adults after its “timer” goes off. How can I keep it from affecting those under 18?

An airborne disease with an incubation time of 18 years goes unnoticed, but spreads across the world. 18 years later, its "timer" goes off, killing all adults. Good idea (thanks, @Morfium !), but I ...
73
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32answers
19k views

How could an apocalypse kill off all adults — leaving only those under the age of 18?

I've been trying to write a book for years about a post-apocalyptic society entirely run by children, in which all of the adults died off and the children have to figure out how to survive and, ...
17
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5answers
6k views

Could the entire world have been destroyed by the existing nuclear arsenal in 1962?

Considering the nuclear arsenal that existed in 1962 during the Cuban Missile Crisis, could it have destroyed the entire world, following the events below? Edited question a bit: Considering the ...
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5answers
1k views

How do I justify viral zombies not dying out?

Viral zombies, that is zombies that are alive, are much more terrifying than their undead equivalents. While they lack the required headshot of their undead brethren, they are faster and often smarter....
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4answers
2k views

We're in the mountains. Where do we hide? [closed]

My name is Tavish Wallace. It's April 10, 2027. The end of the world. Governments are trying to hold as much power as they possibly can until their imminent demise. Military forces are stronger than ...
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0answers
205 views

How much explosive power does a missile need to destroy a 100km³ meteorite heading for Earth? [closed]

I just wanted to know how much power does a missile need to destroy a 100 km³ meteorite heading for Earth. Assume whatever meteorite composition is easiest to destroy, and intercept the meteorite at ...
5
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3answers
297 views

Apocalypse design help. Is there any life-sustaining atmosphere which an atomic blast could ignite?

I've read a few answers here about how Earth's atmosphere is impossible to ignite with an atomic bomb. Is there some atmospheric mixture which could be both life-sustaining and able to ignite into a "...
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4answers
2k views

Would prisons be the havens zombie media makes them out to be?

In countless zombies books, from World War Z to The Walking Dead, prisons are depicted as being the ultimate refuges for surviving the zombie apocalypse. The Zombie Survival Guide by Max Brooks ...
3
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2answers
182 views

An alien life has just arrived to a deserted, intact earth. What happened? [closed]

A traveling/exploring being from another place in the universe has just arrived on planet Earth via his spacecraft. The being notices right away that this planet is extremely advanced based on his ...
2
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0answers
345 views

Electric Universe: What is the timeframe of a plasma storm in which both stars survive but are altered? [closed]

Electrical connection between stars My world is inspired by Electric Universe Theory where electricity is a force which can defeat the laws of physics (I'm also fine with calling it "magic that is ...
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7answers
2k views

Is amputation a feasible solution in the zombie apocalypse?

There have been a lot of questions about zombie bites on this site. From making it lethal to allowing for an amputation cure. But we have not discussed the primary issue of this line of questioning is ...
3
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1answer
337 views

Jupiter becomes a star, how long have we left? (2010)

"Your children will be born in a world of two suns. They will never know a sky without them. You can tell them that you remember when there was a pitch black sky with no bright star, and people feared ...
4
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2answers
171 views

Help me design a future supervirus plague / pandemic

In my story, a Big Bad engineers a virus which is given to a certain segment of the population (between 10 and 20 million people) under the guise of a universal flu vaccine. Instead of preventing the ...
6
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5answers
367 views

Removing an atmosphere from a previously-habitable world

Alien AI DoomFleet has a mission: Destroy threats to their creator. They do this by detecting the signature of FTL drives, going to the system, and blowing everything up, up to and including the ...
0
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1answer
121 views

Carrington Solar Flare / EMP — impact on ships at sea?

I understand that a Carrington Event geomagnetic storm could have a serious impact on power grids worldwide. My question is: what impact, if any, might it have on ships at sea? A modern American ...
0
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3answers
330 views

Can a world go through multiple apocalypses without the dominant species going extinct or finding a solution?

My story idea is that on an Earth-like planet, with a human-like, intelligent dominant species (basically human), there are multiple apocalypses. Each gap between the apocalypses is called a cycle and ...
0
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2answers
200 views

Where do you flee when the zomghost-quarantine fails? [closed]

This is a shift from the traditional "how to survive a zombie outbreak": zomghost-Edition! Lets say this year several small objects land on earth spreading an interdimensional pathogen. People start ...
4
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3answers
203 views

In an apocalyptic situation, where would a person be able to find a prosthetic?

If the zombie apocalypse were to happen, in what places would a survivor be able to find an artificial leg for a person missing it.
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13answers
5k views

Would it be possible to detect traces of a civilisation after a world-shattering collision?

If the Earth was destroyed by a cataclysmic event such as a large mass colliding with it, such that it fractured into multiple pieces, would any trace of human civilisation remain intact ? I.e., if ...
6
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7answers
349 views

Can a brainwashed American president end the human race?

Suppose a group of intelligent but insane people has developed mind control technology. They have managed to plant a chip inside the US president's head. They can wirelessly send signals to his mind ...
3
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3answers
148 views

Could the sun reach a state that emits constant solar flares and CMEs?

Basically, I want to create an apocalyptic event that knocks out most electricity, for a long time, hundreds of years at least. Electronic devices that do work would be extremely rare, and people ...
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3answers
350 views

Could sexual abstinence destroy our society? [closed]

Lets say 50% of human males or females decided to reject human sexual relationships and avoided reproducing. I'm very interested about this set-up in our modern world, could the MGTOW movement or ...
78
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5answers
3k views

How to stop evil site moderators? ⦋quite firmly closed⦌

Moderator notice: Everything that follows in this question, including the fake notice at the bottom, is an intentional joke. Please don't take it seriously; it's meant in jest. Imagine internet site. ...
0
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5answers
387 views

Can the collapse of capitalism trigger space colonization? [closed]

I'm looking for a plausible scenario/story which may answer the question above. Such us this one: Capitalism collapses or it's close to it because it is a system based on debt that is to say ...
4
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2answers
281 views

How would a modern city defend against dragons which glow in X-ray and emit electromagnetic pulses?

Tens of thousands of dragons (as big as B2 bomber and top speed clocking at Mark 0.5) mysteriously appears above New York City. They are docile in nature, but these creatures pose a serious threat to ...
7
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7answers
483 views

What event would kill most of the worlds population at the SURFACE, but spare everyone at the altitude of a commercial jetliner?

I want a realistic event to occur that kills the majority of the Earth's population. However, the nature of this event must not effect humans or machinery currently flying at high altitudes (those of ...
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2answers
135 views

How would an economic collapse affect the people? [closed]

If an economic collapse occurs, how it would affect the people. For example, would they go Mad Max or survive in it? Because I'm not certain.
15
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13answers
9k views

Would a trench filled with mercury stop zombies in their tracks?

Set in the 13th century middle ages and there is a zombie apocalypse, I own a castle surrounded by a trench of width 50m and a depth of 50m filled with 25m deep of mercury. The zombies are similar to ...
31
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16answers
8k views

Could we still plunge modern civilization into another black death?

Many thought it was the poor hygiene and inadequate medicines that laid waste to the entire world -- particularly Europe -- as millions of lives were lost, although the death toll only subsided but it ...