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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.

3
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0answers
52 views

Useable life span of different types of plastic and polymer [on hold]

OK folks - here's one for you petrochemical types: World is set 200 years post an apocalypse that wipes the global population back to about 280 million (the population of the world circa 1000AD). ...
0
votes
0answers
68 views

Time-travel and its limits due to disease [on hold]

If a human were to go back in history on Earth he would not have the protection of incompatible biochemistries like he would if he traveled to an alien planet but would meet the ancestors of our ...
6
votes
5answers
362 views

How long can a human survive inside a dark box?

I am toying with an idea which requires a human to be stuck in a dark box for the rest of their life. They receive regular exercise of the arms and legs, air, food and water and their bodily ...
8
votes
9answers
563 views

How to destroy a galactic level civilization and still leave behind primitive survivors?

Basically, the problem is I want to leave behind isolated pockets of survivors. Also, I want these survivors to be a primitive culture - current real world level - compared to the original ...
0
votes
4answers
214 views

What modern things that are cheap can be good to sell in a fantasy medieval world at high price [closed]

I have my protagonist go to a fantasy world that is locked in their medieval era like late 1300 early 1400. My protagonist need money to travel, so what kind of modern invention, a material that is ...
16
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7answers
6k views

What dog breeds survive the apocalypse for generations?

There was an apocalypse. Humans left cities in swathes, leaving their canine companions behind in the ruined cities. My question is, which types of dogs survive? Criteria -The dogs are going to be ...
-1
votes
2answers
93 views

Laminar Flow Fountain Shelter?

Say you were stranded on an island with no shelter whatsoever, but for some odd reason you had all the supplies and water necessary to construct a laminar flow water dome as a shelter. Keep in mind -- ...
1
vote
5answers
140 views

How would Elves survive underground without prior experience? [duplicate]

Background: An Elven nation that once thrived for thousands of years as a predominantly agricultural race was forced underground because of unexplainable occurrences of extreme weather conditions (...
6
votes
3answers
421 views

What would the physical effects be to Elves if they began living underground?

Background: An Elven nation that once thrived for thousands of years as a predominantly agricultural race was forced underground because of unexplainable occurrences of extreme weather conditions (...
18
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4answers
6k views

Could moose/elk survive in the Amazon forest?

In my story, there is a civilization living in the Amazon rainforest. They need some time of mount that is adapted to the forest. I don't think horses can survive by themselves in there, so I was ...
9
votes
3answers
418 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
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6answers
378 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
199 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
272 views

The great battery swap [closed]

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
214 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
250 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
198 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
62 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
votes
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
289 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
206 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 ...
11
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
137 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
199 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
171 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
169 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
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 ...
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
389 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
187 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
833 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
150 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
166 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
260 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
127 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
250 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
963 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. ...
7
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
525 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
254 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
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3answers
115 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
129 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
204 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 ...