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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.

4
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2answers
189 views

What adaptations would allow standard fantasy dwarves to survive in the desert?

Recently I was talking with a friend of mine on fantasy stuffens. I brought up that its interesting that dwarves are rarely in the desert and he immediately listed reasons why the dwarf build is bad ...
7
votes
5answers
222 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 ...
10
votes
3answers
181 views

What thickness of atmosphere and strength of magnetosphere would I need for a planet to have a deadly daytime and a hospitable nighttime?

What thickness of atmosphere, and strength of magnetosphere, would I need for a planet to have a deadly daytime and a hospitable nighttime? I'm wanting a planet in which humans can survive on as long ...
6
votes
0answers
240 views

The great battery swap

An alien contra-organization wants to spur the development of Earth to help humans in the near-future in presence of a prime-directive like law. They cannot establish actual contact, so they do the ...
2
votes
5answers
174 views

Creating the perfect post-apocalyptic suburban town, part I: water source

I'm writing a story set in the immediate (and eventually distant) aftermath of the human race globally being given access to a runic magic system in the modern day. This... eventually goes very, very ...
6
votes
4answers
241 views

Could a primitive sapient civilization survive on a planet being pulled along by a shkadov thruster?

From my understanding shkadov thrusters, they use huge mirrors built on the scale of a dyson sphere, to reflect all the radiation of a star in one direction, accelerating the star as an enormous star-...
8
votes
3answers
188 views

Hermit living down a well. How deep can he safely go?

A holy man lives down a cylindrical well that is 2 metres in diameter. There is no water in the bottom and all the walls are of solid impermeable rock. He is protected from rain by a roof on supports. ...
1
vote
1answer
60 views

How would humans survive being on a rock formation in the middle of the ocean? [closed]

You're just walking down the street not expecting anything when you suddenly black out and wake up on a small rock formation seemingly in the middle of the ocean. Looking around you see four other ...
24
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6answers
3k views

How many people need to be born every 8 years to sustain population?

So I'm doing some worldbuilding for a small, isolated village on the coast. The winters are harsh, but making sure everybody has enough food generally isn't an issue because they have good trade with ...
4
votes
4answers
273 views

What would happen to a human dragged quickly from the surface to the mesopelagic zone?

My mermaids have returned, and now they're dragging semi-conscious people about 700-ish meters underwater. Is it realistic for the person to still be alive at this point? (Y'know, for about ten ...
2
votes
3answers
181 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 ...
10
votes
11answers
2k views

Alien invasion to probe us, why? [closed]

In popular culture on my Earth-like planet, alien-abduction stories, anal probing and conspiracy-theories are well-known but largely considered by mainstream culture to be delusions or fanciful ideas ...
1
vote
3answers
135 views

If aliens would be like us, how can we survive [closed]

We Humans are the most intelligent species of this planet, we have total control over all other species of this planet, we can use them however we want like (Food,clothes,experiments). We are the most ...
10
votes
8answers
4k views

What's the oldest plausible frozen specimen for a Jurassic Park style story-line?

We've found all sorts of interesting stuff in arctic ice & permafrost around the world. Bacteria & the like far older than the more media friendly mammoth specimens have been found, living ...
10
votes
10answers
3k views

How to transport 10,000 terrestrial trolls across ocean fast?

Trolls are about 30 meters tall on average and can weigh anything between 100 to 200 short tons at sea level. They can only be found to inhabit an island somewhere in the Pacific ocean and are in ...
2
votes
3answers
192 views

How to make society ravaged by random killing, prosper and remain happy?

Set in near future. Human population is at most a hundred thousand. Everyone lives in mountainous regions to escape deadly miasma. The air is infected by nanites which can cause cardiac arrest in ...
4
votes
4answers
161 views

How long could humans survive on my planet?

I have created a planet which is a clone of Earth. Except I messed up where wasps, cobras and scorpions were concerned and they have turned out to be the size of elephants (everything in proportion). ...
10
votes
2answers
164 views

Fortifications capable of withstanding atmosphere-clearing blast

On the Atomic Rockets site, there is a series of handy tables, the first of which is aptly named "The Boom Table", providing examples for a wide range of energy releases (in both Joules and TNT ...
17
votes
8answers
984 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 ...
31
votes
2answers
3k views

Earth becomes a rogue planet - how long can Iceland hold out?

Inspired by this question and my comment on one of the answers. If the earth were flung out of the solar system, it would rapidly become far too cold for any unprotected life to survive on the ...
8
votes
6answers
370 views

How can a planet full of zombies reproduce and maintain its population?

How can we have a world that is inhabited only by zombies and yet continues to be populated? For the purposes of this question, I envisage the type of zombie that has been infected by a virus, is ...
0
votes
3answers
179 views

Backpack contents for a modern person stranded in the stone-age [closed]

A time-travel experiment sends a volunteer back to the stone age. The Stone Age begins with the first production of stone implements and ends with the first use of bronze. Since the chronological ...
2
votes
3answers
827 views

Possible biological adaptations to make current humans more suited to surviving on Earth-like primitive planets? [closed]

Premise My alternate version of the human race has progressed just to the brink of the ability to explore and possibly colonize other earth like exo-planets. the story follows an expedition crew has ...
0
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2answers
148 views

Is running away from 'the humans' a good way to go in terms of survival or just delaying the inevitable of being found? [closed]

In this context related in terms of my last question. I've seen this lots of times in fiction and TV shows where sub-species, such as Marvel's Mutants and Inhumans or anything considered 'super' or ...
2
votes
1answer
158 views

Chores and tasks suitable to younger children [closed]

This is a follow up to an earlier question about a post apocalyptic ‘civilization’ created only from those under sixteen, and not many of them. Thus, anyone who can work is needed. What tasks might be ...
2
votes
2answers
114 views

Any device to move a black hole [closed]

Our universe is quite boring area with lot of emptiness. Seems to be a huge misinvestment if the space had a price for the creator (or the causer?). There is almost no way escaping this universe with ...
0
votes
3answers
252 views

Zombie infection is worse than imagined: how can humanity survive? [closed]

This plague takes some of the worst from every zombie movie you might have seen and puts it together. It's airborne and can survive for a week in the air, and it is transmitted to humans through all ...
-1
votes
2answers
119 views

Is a horse a suitable familiar for this wandering wizard? [closed]

Most wizards stay in their City of Wonders. Everything they need is there. However once in a while an adventurous soul decides they would like to explore the outside world. On the outside everything ...
29
votes
7answers
11k views

Is it possible to perform surgery on your own spine? [closed]

My character has to perform surgery on herself and by herself. She has all the surgery tools and a screen to watch what she is doing. She is in a clean stable environment and there is no risk of ...
4
votes
3answers
232 views

Surviving stitches on the temple

My character has had to have a small ant-sized disk inserted into her temple. The disk is a tracker. It was installed in a clean setting with modern technology. The stitches are made with dissolvable ...
21
votes
2answers
8k views

Could a woman survive on mars by wearing a tight fitting, heated shirt, heated leggings, and a full head oxygen helmet

I’m writing a story where mars with its current atmosphere is inhabited entirely by women wearing the “spacesuit” with the following features: tight fitting, heated shirt, heated leggings, full ...
4
votes
3answers
950 views

Post-Apocalyptic Earth. Escape from Warehouse Moon

In its heyday Earth was a great interplanetary trading post on account of its low gravity moon which was used as a warehouse for all kinds of goods. The Moon was covered almost entirely in large ...
4
votes
1answer
137 views

Lost in space with chocolate

A huge trading craft with a mixed crew of 100 has lost its main motor and communication systems in a collision and is on a heading to nowhere. They are adrift in an infinite ocean with no-one to help. ...
6
votes
3answers
1k views

How Would A Group of Undersea Explorers Survive if Their Food Supply Ran Out?

In my book series, a group of a few hundred explorers are sent from a planet called Ishgabangaloodoo to explore Sea World. Some things to know about Ishgabangaloodoo: Its citizens are referred to as ...
13
votes
5answers
518 views

Could people survive on earth if a day lasted 100 years?

Imagine we took earth and slowed it down so that a day lasted 100 years, could humans (or any life) survive? Let's assume that there are no ill effects of slowing it down, no massive tidal waves, no ...
2
votes
4answers
249 views

Why would anyone light campfires in The Zone of Alienation

The game The Zone in S.T.A.L.K.E.R. is set in modern day Ukraine and Belarus. In the story, a power surge at a research facility causes the explosion of a reactor. The area around the site is ...
0
votes
3answers
105 views

Human Survival on Alien Flora/Fauna [duplicate]

Allow me to pose yet another hypothetical. Your spaceship has crash-landed on an earth-like planet. The air is breathable. The gravity is a bearable 1.2 g. The planet is teeming with fauna and ...
3
votes
0answers
128 views

That's it! I'm outta here! (Small group leaves the city behind) [closed]

Premise: Jane and nine of her friends have decided to abandon their office life, buy an uninhabited section of land, and make a self sustaining colony. The setting is modern day. Starting ...
2
votes
3answers
195 views

Physical characteristics of 3-inch men

In my world, 3-inch humans live on an Earth-like planet. My question, provided by a comment on a previous question, is: What would an anatomically correct 3-inch human look like? How strong would he ...
11
votes
5answers
1k views

Can sustainable farming be done in the suburbs in this supernatural post-apocalyptic scenario?

So, here's my situation: my first book revolves around an unknown entity giving modern day humanity an assortment of supernatural powers. Every week a new power is given to everyone on Earth over the ...
29
votes
16answers
17k views

Best places to be on Earth when an all out nuclear World War III breaks out?

This is a world building question in a preventative context because those people or countries would be left fully functional while others gone and the safe areas is where the world building would ...
9
votes
7answers
2k views

Could an astronaut in a near-future space ship survive transit through our asteroid belt?

In the near future we may find cargo ships fleeing space pirates! Given that... It's a small cargo ship carrying 10 metric tons of wheat (cargo volume, approximately 13 m3). Total volume: 100 m3. ...
-2
votes
2answers
117 views

How much time would humanity have to cure complete male infertility? And what is the risk-minimizing strategy?

Imagine that all men in the world became infertile right now. (This would apply also to all new born boys for as long as no cure was found.) How much time would humanity have to find a cure (or lift ...
4
votes
6answers
285 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 ...
30
votes
15answers
6k 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 ...
2
votes
3answers
83 views

How would the people survive in darkness and be affected by the short periods of sunlight?

I'm trying to make a fantasy world with a longer night cycle than day. With the advice of Renan, 12 hours of proper night, 4 hours of near/partial dark and 8 hours of good light. Similar to earth the ...
1
vote
2answers
348 views

In a world without humans—or any caretakers—would domestic house pets simply regress into being feral or die? [duplicate]

The title of the question says it all: Something happens on a planet like Earth. All humans—for whatever reason—simply disappear. Are they dead? Alive? Or something else? No idea. But for all intents ...
1
vote
0answers
99 views

How would a swamp based society gather food? What perils would they face? [closed]

I'm writing a fantasy book where the main group of humans live in a "swamp world." Picture Arrakis from Dune, but swap the desert for a swamp. I don't want these people to have fire. I want them to ...
2
votes
4answers
197 views

Designing long-term, non-magical zombies

Zombies are their own genre and have many tropes associated to them. There's plenty of questions on here that deal with surviving a zombie apocalypse, but they all assume that zombies are capable of ...
7
votes
4answers
444 views

How many years should survivors wait before exiting a nuclear bomb shelter?

I'm writing a tale about a post apocalyptic world. I'm studying the timeline about the world history, I've planned that, using "clean" thermonuclear bombs, radioactivity should be quite lower after ...