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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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. ...
3
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1answer
30 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
86 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 ...
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3answers
2k views

Could Cats Add Lots of Plants to Their Diet?

Because nature is never straightforward, there are different levels of carnivores. On the lowest rung of the ladder are the hypocarnivores, in which meat can't take any more than 30% of their caloric ...
2
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6answers
902 views

What does it take to be entirely self-sufficient?

Say you were to have anywhere from one to ten people on an island in the ocean (On Earth). Close enough to get to the mainland for luxury items that can't be grown. The people living here want basic ...
5
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3answers
148 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 ...
3
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2answers
186 views

What can I expect these humanoids to look like?

I am designing a race of human-based creatures for my story. This race has developed as regular humans until roughly 500BC until an event forced them to start living underground for several centuries. ...
4
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2answers
473 views

Would civilization collapse if everyone becomes invisible to one another?

Set in the modern day, a meteorite lands in the pacific ocean and green flash of light sweep the entire globe. All of a sudden we are blinded to the presence of another human being, it seems that the ...
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2answers
98 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 ...
5
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4answers
2k views

Colonies on Jupiter

I'm making a series where a multi-purpose frigate travels to Jupiter in order to help in the Mars versus Jupiter war. However, I don't know what the colonies would look like. Maybe floating with ...
0
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2answers
135 views

What kind of magic or technology would be necessary to survive in a stone spaceship?

Imagine a typical fantasy setting: magic is fairly common, and technology is the usual combination of medieval Europe with a dash of steampunk. The world goes through a cataclysm and the people are ...
2
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5answers
544 views

Can a high power EMP generator keeps killer robots at bay?

Set in the near future, thousands of killer robots resemble those featured in the terminator film, I'm referring to the 800 series model are now marching in as we speaks. I am a sole survivor on a ...
0
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2answers
80 views

How would people survive anti-gravity curse? [closed]

Set in the modern day, a meteor lands in the pacific ocean and a green flash of light soon sweep across the globe. All of a sudden every human being alive or dying are experiencing a gravitational ...
25
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25answers
5k views

If a portal scroll is cheap and easily available why they are not used when one's life is in peril?

Set in the medieval period, adventurers like to frequent the guild hall to check out the bounty lists, which are updated on a daily basis. Many of the requests on the list requires adventurers to pit ...
8
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8answers
1k views

How to calculate the probability of survival of a young civilization

In a fictional world a young civilization is struggling for survival. Round about a century ago, it broke up with the core-society that was just beginning to establish itself on an inhospitable ...
15
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4answers
4k views

Is surviving this (blood loss) scenario possible?

So my character (16 yr old girl) got a deep cut (inches across) from a dagger across her torso and is knocked unconscious. (She falls onto her back) She had just enough time to contact her friends ...
5
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2answers
327 views

How long can 400 people survive in an underground facility if they had to seal off their heat vents?

Assume the surface of the planet is experiencing ice age conditions and the facility was designed to keep the occupants alive for 6 months. An emergency forces the permanent closure of all Heating, ...
30
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15answers
7k views

How old do surviving children need to be to keep human civilization from failing?

This question is inspired by several similar questions on this site. The scenario: at one moment, all people above the age X disappear without a trace. How low this X can be that human civilization ...
0
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2answers
243 views

Humans surviving on surface without Sun

Is it possible for humans to survive on the surface of the Earth, assuming the Sun was, for some reason, not emitting any light/heat/other radiation? Would whether the Sun was actually present affect ...
12
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8answers
5k views

Surviving a planet collision? [duplicate]

Let's say there are two planets about to collide. Ignoring how they got there, it seems that in most scenarios basically all life gets annihilated by energy released the collision. How slow would two ...
16
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8answers
6k views

Feasible and rational way to give food and water to a prisoner?

There is a lord who is being kept prisoner in a castle tower by a griffin who has taken over his home, but requires the lord be kept alive for political value. Naturally this requires the griffin ...
3
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3answers
124 views

How could human-like aliens survive on Pluto?

I apologize if I continuously ask different questions about different concepts for stories. It’s just that I can never make up my mind on what to write, and sometimes, my ideas change. But anyway, I’...
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4answers
838 views

Alone, locked inside an empty and dark room. From where to start eating oneself? [closed]

If I was locked in a empty room which is completely dark, from which body part should I start eating my body to maximize the survival time? Also can we survive longer if we eat our flesh or keep ...
3
votes
1answer
165 views

Feasibility of a griffin living in a castle?

In my story there is a griffin who has a long time grudge with the lord of a castle. When the lord ends up in a very weak position, the griffin takes the opportunity to kill him and seizes his castle ...
8
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8answers
1k views

Can a person covered in mud survive an ordeal with fire breathing dragon?

In my upcoming novel, my protagonist decided to paint every part of his body in mud before engaging with the fire breathing dragon which dwells at the bottom of a dormant volcano. The flame from the ...
11
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4answers
3k views

Emotion to replace fear

I want to make an alien species evolve without fear, or atleast not fear as we know it. Intelligent life, as I understand it, requires fear to encourage an organism to keep itself alive. What ...
3
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2answers
131 views

World with low amount of oxygen like Everest dead zone: can life be complex?

Imagine an Earth-like world with oceans, some complex vegetative and animal life, but with an extreme low amount of oxygen in the atmosphere, let's say one third of what we are accustomed to, like the ...
-2
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1answer
104 views

How would Europeans fend themselfs in a Zombie apocalypse? [closed]

Most of zombie apocalypse movies, series, comics, etc. are set in the United States, but how an outbreak look like in European countries? Would it be different at all?
4
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3answers
150 views

How much “value” would someone able to make certain commodities have in a post-apocalyptic world?

I'm still unsure how much technology will be available in this world, I don't know if there will be "pockets of working grids", if people can only get energy from generators(which also adds the ...
4
votes
7answers
495 views

Self-sustaining Mars colonization

Background A 100 years in the future Mars has been colonized, new settlers and resources arrive from earth every 26 months (when the planetary orbit lines up best) by first taking the space elevator ...
4
votes
1answer
105 views

Astronaut Survival on a Toxic (Ammonia) Watery Planet

My story begins with a group of colonists on a ship when something happens (spoilers) and the colonists are forced to abandon ship and land on a nearby uncharted moon of a gas giant. The good news: ...
4
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3answers
748 views

Is there any way for humanity to cope with perpetual acid rains?

All of a sudden, overnight, abruptly, weather forecast guys go on strikes... everywhere is raining nitric acid non stop so that on average the amount reported is 100mm and the pH level is 3 ...
4
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4answers
261 views

Would humanity go extinct if suddenly a parallel magnetic field of 1T fills the entire universe?

Imagine one day the universe becomes a bar magnet except all the line of force are running in parallel and the magnetic flux density is 1 tesla throughout, could this be a doomsday scenario for us? ...
3
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2answers
148 views

What plants would lizardfolk cultivate in this hostile world

Lizardfolk are sentient and sapient humanoid reptilian creatures with heights between 190cm and 180 cm. Lizardfolk are partially mesothermic, with most of the waste heat, their muscles generate, being ...
4
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6answers
1k views

How long would a medium sized city last if transplanted to another world?

I'm creating a story where a couple of cities across the globe have been transplanted into a different world. About a five mile sphere around a centered point in a city has been taken. They are neatly ...
8
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3answers
324 views

Would it be possible to survive on a world with only plants?

If you were air dropped onto another planet, where multi-cellular non-plant life did not evolve, could you survive on what was only around you? The planet in question is a clone of earth, in almost ...
1
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2answers
208 views

Can this underground culture survive for 200 years

I have a underground culture that has been cut off from the surface for near on 200 years, and I am trying to understand what issues will I need to cover and am most likely to run into for there ...
1
vote
2answers
100 views

How to survive a Jaculas (javelin snake) attack?

So if you were running through a forest and stumbled into a nest of Jaculi? Jaculuses? They are up in the trees around you and they start flinging themselves at you, trying to pierce through your ...
2
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2answers
270 views

How to get attention when being shrunk to size of a flea? [closed]

One evening a group of teenagers got arrested for taunting a queen's guard and was brought to a temporary holding cell, all of a sudden a radioactive mosquito seemingly escaped from a nearby lab bites ...
9
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8answers
542 views

What survivable events would make Earth least inhabitable?

I am interested in events that would so radically change Earth (for the worse) that it would be near uninhabitable for humans. The event may or may not be deadly to humans, but the world it leaves ...
9
votes
3answers
386 views

Flash-heating humans

I'm working on a version of wormhole-based FTL travel, and one of the side effects of passing through the wormhole is going to be instantaneous heating of every molecule of the thing passing through. ...
12
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6answers
4k views

Is it necessary to wipe out vile man-eating dragons?

Set in the modern day, reports of dragon sightings came flooding in from all over the world. No one know where they came from or why are they here but these monstrous creatures seemed to be hostile to ...
2
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2answers
118 views

Best Northern Australia location for a colony in 1700

So I'm doing a story where the time traveling MC decides to make a go for Australia in 1700 before any other powers start giving it some attention. What I'm debating on is where is the best location ...
2
votes
3answers
154 views

The Validity of Hunting with Fire

I'm planning an RPG character who's supposed to emulate dragons and to live up to the image he'd use as little equipment as possible. Without weapons, his main tool for hunting is fire attacks. I ...
16
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6answers
1k views

Would a medieval Arcology be possible?

In a barren desert, 5 cities called the desert pearls are placed like pearls on a string. Travel between the cities are done with huge pack animals who looks like a breed between elephant (mammoth) ...
20
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8answers
1k views

Maximum Personal Time-field Speed?

One day, you suddenly get superpowers! Whoo-hoo, you can speed up or slow down the flow of time for yourself. This means you can run faster than a jet, right? So you decide to test it out. You go ...
0
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2answers
148 views

Magical Heat Sink - Mobile

In this world there is magic but it works on the basis on moving either a property or energy from/between objects. Hopefully I can have this make sense! Using Matweb.com to get my numbers. Working ...
2
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2answers
109 views

Building a society of “fungus people” where humans have developed a symbiotic relationship with a parasitic/fungal organism [closed]

In this universe, humans discovered a previously unknown fungus. Similar to the cordyceps fungus, this particular organism uses its spores to enter the body of its host, and grows within it. It will ...
2
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5answers
205 views

Ideal world for challenging manhunts [closed]

I need a world that is hard, but not impossible, to live on but also to be found on. How can I best accomplish this? I am working on a world sort of like the planet in the movie Predators. In the ...

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