Questions tagged [survival]

For questions about the viability of life in certain conditions. For example, it could be used in questions asking about the possibility of life on a planet or other astronomical body.

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2
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2answers
109 views

Is this Subterranean Isolationist City Self-Sufficient

In the story I'm writing, there is a city located entirely underground in a complex network of artificial and nature tunnels and chambers under and inside of a mineral-rich mountain range. An ...
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3answers
90 views

How would a group of people on a rogue planet expand their settlement into an empire with minimal resources? [closed]

The type of rogue planet I am referring to is a terrestrial planet that has been ejected from it's solar system during it forming. The planet has a thin atmosphere and has no star, because of this the ...
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3answers
213 views

How would a enormous more-than-city-sized ship fare in a fantasy world?

A long time ago in my world, a people, who lived alone in a continent-sized island away from any significant other landmass, had a schism. Half of them departed in a fleet with numerous ships into the ...
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1answer
127 views

Can 1 person survive this experiment? [closed]

You know when scientists run decades long experiments where they create new species of bacteria in petri dishes to test them one against the other or to test them against various antibiotics and see ...
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6answers
1k views

Cannibal City: Part 1 - Eating your enemies

The Great City has impregnable walls. No-one has ever overwhelmed them and likely no-one ever will. The only way to defeat the inhabitants of this mighty city is to besiege them and simply starve ...
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1answer
99 views

How realistic would it be if it survived to turn into a land invertebrate? Like an Earth octopus? [closed]

Two superheroes are fighting a battle. The First one breaks the second one's spine, above and below, breaks the ribs, pulls out the spine, and leaves. The Second has the ability of bio-kinesis, he can ...
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1answer
116 views

If Earth suddenly become a rogue planet what would humanity have to do to survive [duplicate]

If Earth become a rogue planet leaving the sun's orbit and leaving our solar system what would humanity have to do to survive and how long could they survive? Edit: I should note that it is not a ...
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2answers
113 views

What kind of building structures could a group of eleven people make whilst stranded on a tropical island?

I'm just curious to know what kind of structures a group of people would make on a tropical rainforest island. Context After an incident in the beginning the story these eleven young people (young ...
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1answer
136 views

How to survive on earth if everyone disappeared? [closed]

One day, at 3am, everyone on Earth vanishes except for Tim. Tim is 17, does well in high school but doesn't have many real world skills. Tim lived in a large North American city. Questions: After joy ...
18
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6answers
2k views

How long would it take before the water flowing out from an encased and flooded suburb is drinkable?

One of the early events in my story involves a 2x2 mile section of a suburban town that is encased in invisible walls 100 feet (30m) high and perpetually subjected to heavy rain at a rate of about an ...
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5answers
318 views

How Could my People Avoid Altitude Sickness While Riding Giant Birds?

In my book series, some of the people of the planet Aurea use giant vultures called Argentavis for transport and aerial combat. These domesticated, selectively bred birds are far larger than their ...
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18answers
8k views

Help! Mage stuck inside a wall!

When teleporting an aura of magic covers your body and this aura works as a coating portal. Instead of you entering a portal, the portal eats you. The portal is created magically and eats the user in ...
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10answers
4k views

What kind of deadly ranged weapon can pixies use against humans?

Description of pixies As heavy as a standard golf ball. As big as official ping pong ball. Humanoid but have a pair of wings for flight. Prefer to live in forested areas. Eats fruits and insects. ...
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6answers
3k views

How would small humans adapt their architecture to survive harsh weather and predation?

These humans would be 10x smaller than us, around 16-18cm tall, just divide by ten on our current heights. If we're small, that would mean animals are 10x bigger than normal. Keep in mind that puddles ...
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6answers
4k views

What would allow gasoline to last for years?

Looking for a way gasoline can last more than 3-6 months? Going off the simple zombie apocalypse scenario, I want a way to find vehicles and drive them after they have sat for 2,3... x number of years?...
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4answers
160 views

How does a flying hydra work?

A hydra is a multi-headed beast usually depicted as a serpent in many mythologies. I suppose each head should have an independent brain and thus would each have a different wake/sleep cycle not unlike ...
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13answers
9k views

Why don't adventurers (and monsters) suffocate in lower levels of dungeons?

Why don't adventurers (and monsters) suffocate in lower levels of dungeons? Gases in mines and dungeons can be unbreathable I asked a question about this on Physics to check my reasoning. Why does ...
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2answers
89 views

A 19th century proximity suit

If 19th century workers needed to be inside an active volcano for several hours, would they have materials to make a proximity suit to do this? Assuming working temperatures of 900°F for 4 hours, and ...
5
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4answers
185 views

How much trouble would a great depression era rural county have with settling a late cretaceous Montana/Wyoming?

I have a very specific setting in mind that can be pretty much summed up as "Wild West with Dinosaurs". However, I'm still trying to figure out the details of just how the people native to a ...
3
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2answers
144 views

Which countries/organizations are most likely to ensure survival on a freezing Earth?

I am writing some fiction about a freezing Earth. My previous questions about it were mostly about the physics aspects of it. After watching the Snowpiercer movie, I'd like to explore a human aspect. ...
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6answers
2k views

chance of surviving a planet killer explosion

Our main characters have just arrived at the brand new SpaceStation2™ (now with geostationary orbit!) soon they get settled in with the other characters already there, then the planet explodes, no ...
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7answers
4k views

How to avoid altitude sickness in medieval age?

There is an enchanted thingy at the top of a mountain, and there is only one hero who can wield said thingy in order to save the world. The mountain is 5,000 meters in height and the atmospheric ...
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4answers
1k views

Could cats sustain themselves in caves?

An odd question, yes, but a question I am asking anyway. I have a group of feral cats that lives in a cave system. They've lived down here for generations, and survival of the fittest weeded out the ...
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4answers
255 views

Supplies necessary for subterranean survivors to adapt to the apocalyptic surface?

In my world, there was a brutal nuclear war, killing off a large, large amount of humanity. While the (former) working-class and blue-collar survivors spent a century fighting and scavenging in an ...
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7answers
917 views

Can a single survivalist in a post-apocalypse, post-EMP world have electrical appliances?

EMP has wiped out every electrical circuit on the planet (Carrington event level). At the same time some unspecified non-persistent major disaster has wiped out everyone on Earth except her. There's ...
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1answer
207 views

The 42-Hour Day: Instant Extinction?

The information presented in the previous episode is out of date. In an alternate universe, there is still an Earth in geochemistry only. This one, Alternate Earth 600, is a "backwards Earth"...
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3answers
158 views

Portable replicator; the answer to some big problems?

So I was thinking about this TNG episode where Wesley and Picard are stuck on a desert planet with some other guy. They have no water, and no food. Then I got this idea: portable food and water ...
26
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3answers
6k views

An island world where potatoes are the only land vegetation - can it support human life?

NOTE I have re-edited the title to make it clearer. I have also added some detail in the paragraphs below that does not invalidate any of the existing answers. Let us suppose that a group of humans ...
4
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1answer
155 views

(Survival-Type Situation) How can I Craft a Powerful Sedative From Easy To Find/Gather Materials, Assuming No Meds in Clinics or Hospitals?

I have a character that finds himself in a decent-sized town that has already been ransacked, what can I use to craft sedatives that would be effective on both Zombies, (assuming their anatomy ...
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3answers
171 views

Is it possible for primitive tribe of humans to live most of their lives in system of caves?

I have an idea for a society of humans who have a level of technology similar to that of the North Sentinelese Islanders: borderline stone age with maybe some ability to use metal. The population can ...
3
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1answer
209 views

Could a colony on Neptune work?

My book is set far, far into the future, in a widely settled solar system. An expedition is sent to Neptune, and the expeditioners find out that there are massive cave systems reaching deep into ...
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8answers
569 views

What could lead to everyone on Earth becoming gay, and the human race facing extinction because they believe they can't reproduce?

I'm interested in creating a (humorous, satirical) science-fiction short story wherein the protagonist repeatedly claims if everyone was gay, the human race would die out. Then (somehow) one day... ...
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2answers
179 views

Optimal way to survive nuclear winter? [closed]

In my world, a global thermonuclear Third World War happens, causing a nuclear winter that will last around 5 years, coupled with radioactive fallout permeating the world. Here’s the thing: I want to ...
19
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3answers
4k views

How would snake creatures which use uroboros to roll to safety avoid brain damage?

Imagine a particular species of snake living in a mountainous region that when provoked or threatened will curve itself into a loop and every muscle in its body will tighten as it rolls down the slope ...
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5answers
3k views

Earth loses its sun as is sent hurtling through space in darkness. How do humans survive for the next 1,000 years? [duplicate]

Let's say, whether for magical or scientific reasons, Earth and the moon are separated from their star, the Sun, and are sent hurtling through space. Ignoring the reasons for such an event, how could ...
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7answers
3k views

Self cannibalism - Why no fat?

I'm creating a species of beings that are able to eat part of themselves when they are starving. In a sense, Earth animals do this already by putting on fat. When there is a shortage of food, they can ...
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7answers
1k views

What are the easiest/most suitable fruits and vegetables to grow in an apocalyptic scenario?

My story is set in a sort of apocalyptic world, the main characters live in an old house and they’re too afraid to go out as there’re creatures hunting them. They obviously still need to eat so my ...
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4answers
121 views

How do hardy flowering plants that thrive in low 'g' and thin atmosphere disseminate their seeds?

Imagine a type of flowering plant capable of growing on terrestrial planet with surface gravity a tenth of Earth and it has a thin atmosphere with composition similar to Earth's but as thick as ...
2
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4answers
223 views

How could primitive tribes survive in the post-apocalyptic Grand Canyon?

It’s the post apocalypse. Thermonuclear warfare between the United States, Russia, and China. There are a group of Americans living in Northern Arizona. With all the cities destroyed and whatnot, ...
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2answers
78 views

How does trophy hunting helps in conservation of rare “Poop Bomber” dragon?

In the modern days, World Wildlife Fund has promised a donation of a lump sum of $100 million to save a certain endangered dragon species found only in the Sahara desert. The adult dragon weights 1.5 ...
5
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6answers
348 views

Blowing fragments of the moon off, sending them to Earth as meteors - what is the impact? [closed]

Pun not (originally) intended. In my story, a fairly advanced, newly space-faring civilisation manages to land on the moon and establish a colony, where they do some industrial work e.g. mining. ...
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1answer
163 views

Can you survive in a pub cellar for a week? [closed]

This is for research for a kaiju horror story. I'm toying with it being set in an English pub cellar (like that of a Wetherspoons) as the surface is crawling with newly emerged kaiju, the plot ...
3
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2answers
374 views

Humanity is doomed because of succubi

The first two answers in the anatomically correct succubi question suggest a parasitic approach to the concept of succubi which snatches off human organs, either the tongue or the vagina and feed off ...
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2answers
248 views

How much space would a city need within a ringwall to survive for an indefinite period of time?

I'm writing a D&D campaign and the premise is that a big bad thing happened and sent waves of energy pulsing over the landscape. A High Mage type character throws up an enormous wall, surmounted ...
3
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1answer
76 views

Finding water underground, Earth is 500f on the surface

If you had a tunneling machine and wanted to tunnel towards fresh water underground, how would you find the water? I'm imagining some sort of sonar, but would you need triangulation of some kind? ...
4
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1answer
116 views

All humans but one vanish in each country. How would they be able to find each other? [closed]

Imagine as of 2019 (just to avoid the coronavirus thing), every human vanishes (literally) except for one per country, chosen randomly. Assuming around ~200 countries, that means there are 200 human ...
3
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7answers
806 views

How to survive outside a bunker during nuclear winter?

Nuclear War has just destroyed much. You’re a human living far out in a rural community in the US, or Russia or wherever. You’ve managed to avoid the direct destruction caused by the bombs going off. ...
5
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3answers
504 views

How to survive a supervolcano eruption in short term and a post-apocalyptic world in long term?

A supervolcano has erupted (with a Volcanic Explosivity Index (VEI) of 8 or higher1) at Yellowstone Park. I am not in the kill zone and not in at least 300 km (~185 miles) radius so I have time to ...
6
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8answers
2k views

Would making a last ditch effort to skip save the spaceship?

Imagine a spaceship entering Earth's atmosphere, it has lost control of its engines and is relying on its reverse thrusters to decelerate before crashing into the Pacific ocean. So in an attempt to ...
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2answers
109 views

What would happen to all life on Earth if the planet started suddenly receiving reduced sunlight? [duplicate]

Let's say that the Sun suddenly almost completely shuts down and the Earth is now able to only receive an amount of sunlight equal to that received by the Moon during a full-moon night. (Assuming ...

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