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Questions tagged [humans]

For questions about humans as we know them or slightly changed, their physiology, psychology, politics, society and goals.

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1answer
25 views

How Could a Government Move a Large Number of People From One Point To Another With Minimal Force?

Inspired By: Logistics: How to move humanity onto a spaceship that is being built from planet Earth? Exactly as the title says. In the linked question, the OP is wanting to know how to move all of ...
-1
votes
1answer
68 views

Prerogative of future world [on hold]

It is a thousand years in the future. Humans brains are obsolete for thinking and are used only as a central control center for organ commands and heuristic processing (reactionary or first impulse ...
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0answers
68 views

If the Earth became too hot for humans to live due to climate change, and we left, how long would it take for Earth to recover, if at all? [on hold]

By 'recover', I mean to a state where humans could repopulate it, in time, if we wanted to. Or, on a slightly less extreme scale, let's assume that we currently have the ability to carry humans into ...
4
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2answers
153 views

Could a person safely walk around with exposed skin under the sunlight of a red dwarf when it's not flaring?

I've been thinking about a fantasy setting built around the idea of a habitable, tidally-locked world orbiting a red dwarf. Since it is fantasy I do have some leeway in terms of the real world ...
4
votes
5answers
143 views

The reason a cyclical world's lifespan diminishes over eons

I'm brainstorming ideas for a fantasy videogame and have been trying to list possible reasons why a fantasy world would have a lifespan diminish exponentially through countless cycles of death and ...
2
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0answers
104 views

Does the body keep growing or maturing in any way past adulthood? [on hold]

(Edited for clarification) The general popular conception of how aging works is that your body grows and develops, reaching completion at some point in your late twenties or early thirties, and then ...
14
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14answers
7k views

How would aliens test humans for empathy?

500,000 people have been kidnapped from all over the world by aliens. The aliens want to see if humans have empathy, and they can't understand our languages, as we speak they hear just random noises ...
1
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0answers
54 views

Is it possible to dodge/block a bullet with perfect reaction time? [duplicate]

As the title states, would it be possible to dodge or block a bullet with perfect reaction time? By perfect, I mean that the person views the world like a slow motion video at 100,000 fps, but can ...
6
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2answers
185 views

How would humans look after living many generations on a terraformed Mars?

Let's say humans moved to Mars and have lived there for millions of years. Mars is of now uninhabitable, though in this case some terraforming has happened. The poles have been nuked to release ...
16
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6answers
2k views

Hypothetical maximum number of embryos from one woman?

I am working on a setting in which there are a very limited number of human females remaining, and the intent is to repopulate as quickly as possible. Given a modern level of medical technology, what ...
37
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13answers
8k views

Scientific/biological basis of someone with unlimited willpower?

Meet Greg. Greg was born with pretty average genetics. It seems like he was destined to have average intelligence, average strength, and be average at everything. There was one particularly though: he ...
2
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5answers
187 views

What adaptations would make humans better climbers?

In this new fantasy setting I'm building, then after getting the tectonic plates and their movements covered, I've found that the land would be very mountainous, plus numerous valleys, and the islands ...
1
vote
2answers
107 views

Gnolls and their cooperative abilities [closed]

Gnolls are aggressive hyena like humanoids, they aren't very fun to have around for the fact that they fight for really anything and have almost no attentions span. Actually Gnolls are really ...
6
votes
2answers
213 views

Giant shoulders

Many fictional characters,specially in the anime art have shoulders bigger than any other upper body muscle. Normally the obliques,chest and latissimus dorsi are the biggest muscles in the upper body ...
1
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4answers
79 views

Would it be weird or impractical for a princess who has a High Priestess title to have a family? [closed]

My character is the King's only daughter in a patriarchal succession system. She's raised to become a High Priestess (the most important woman in the whole land), because only women of a male ruler's ...
8
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2answers
1k views

Climbing up on running water

I remember playing this game back in 2010-2011, and In minecraft if you found a waterfall you could actually swim it up vertically, it was difficult but possible. Does this apply to real life to, ...
9
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13answers
6k views

How to prevent regenerators from becoming slaves?

When some humans, humanoids and mythical creatures have an incredibly powerful magical regeneration it seems quite obvious that in times of need and growth some countries would try to capture them and ...
3
votes
1answer
140 views

History without resource driven wars

Usually when a population overgrows it expands in search of new land and if the fields are virgin and empty they become farmland and cities, but if the fields are already occupied and the resources ...
2
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2answers
170 views

Feeding a population on sugar

Population: 50000 humans Average age: 46 years Forced caloric intake: 2400-2900 kilocalories for males and 1600-2000 kilocalories for females of which 80% coming from carbohydrates 5% from fat and ...
18
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9answers
5k views

How can I test to find the continent's “best” young mages?

Some background The gods who have watched over us for so long are clearly angry. They've sent us this terrible trial in the form of a giant dungeon and told us if we can't complete it they'll wipe ...
4
votes
2answers
266 views

Procedure for a bite from a fanged humanoid, and resulting effects

I am currently working on a story idea involving vampire-esque fanged humans, they require blood for sustenance once or twice a month, and are willing to pay. It goes through special canals, so they ...
4
votes
6answers
979 views

Practical height of towers without elevators

I'm writing about a setting where building technology is quite advanced, but elevators have not yet been invented, so the limiting factor on height is ergonomic. What would be the maximum practical ...
3
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5answers
214 views

Powerful race breeding a better human

So some magical human-like creatures called Altum come from another continent (in my book) to this human populated continent (both are about the size of Europe). They want to help humans become a ...
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1answer
87 views

New Hologram World with touch and feel, Possible? Land, Water, Fire, Air, Sky with touch and feel Hologram? [closed]

I'm curious if it's possible for humans to create a Hologram World. Atmosphere for Hologram World: Touch and feel for all living and non living objects in the world Living Hologram objects which ...
3
votes
1answer
410 views

How to maximize cancer growth? [closed]

Given the modern knowledge of human anatomy and biology what are the things one must hypothetically do in order to maximize human colorectal cancer proliferation?
4
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6answers
267 views

how can warlocks be prevented from taking over a coven?

Magic in this world is gender linked. Estrogen lets you focus and direct the power, while testosterone allows you to channel larger amounts. Shamanism is a field of study that calls upon the magic of ...
0
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2answers
104 views

If Robots are better suited for occupying the universe, in long term, what are human for? [closed]

Alright, if you don't agree, maybe come back to this question after 100 years. So in terms of evolution, are human the pre-cursor of robots? are we eventually needed if life is going to spread across ...
9
votes
5answers
226 views

Building muscle in high G to be stronger in normal gravity levels?

In micro-gravity and zero G, people's muscles deteriorate. If you sent a set of already very physically fit soldiers to train/live on a high gravity planet, would they perform better than other ...
2
votes
5answers
363 views

How far can a person travel by foot in a month

Given the following conditions: There are no huge geological obstacles in the way. No mountains, oceans or cliffs. It's all rolling hills and trees (not forests). A person could live off the land, so ...
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votes
1answer
67 views

How long do the human arms and legs need to be so they can fly like a bat [duplicate]

just out of curiosity how long do the human arms and legs would need to be so that a connecting patagium, like that of a colugo or a bat, would allow them to glide like one
113
votes
15answers
10k views

Why would characters spend time answering imaginary questions to fictional hypotheticals?

I'm developing a simulation where characters, "users", are interacting over a virtual communication network. "Users" have the option to engage in any activity they want at any time, as long as the ...
4
votes
7answers
3k views

Humans returning to tribalism

I'm working on setting in which a prison ship crashes on an unexplored/unknown planet, and due to infighting and environmental factors the prisoners return to tribalism at best or feral animals at ...
7
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3answers
1k views

Realistic darkvision?

This question is similar to "How would the human eye need to change in order to see in low light without any changes to physical appearance?", including the apsect of change to the human eye, only the ...
2
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3answers
167 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 ...
7
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4answers
3k views

How much would a 3" human male weigh?

In my world, which has an Earth-like gravity and environment, an adult, fit humanoid male is 3 inches tall. When I do a simple ratio calculation, I come up with him weighing 7.9 pounds. Basically, the ...
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votes
5answers
77 views

What proof of work style currency could early human civilizations develop?

The story I am writing centers on humanity with an alternate history but still close to ours. I am trying to come up with a proof of work style currency early human civilizations could have developed. ...
6
votes
1answer
153 views

People bounce on their butts. What would they wear?

Followers of one religion bounce on their butts with legs crossed. What would they need to wear on their legs to make that comfortable? Their scripture contrasts three gifts that will end (prophecy, ...
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2answers
149 views

What would happen to us if animals, excluding human being, were mute? [closed]

Most of us live in big cities where we hear unnatural (mostly unpleasant) sounds, created by things we've made ourselves. We hear less natural sounds like birds' songs or other animals making sounds, ...
2
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3answers
220 views

How to keep track of everything with an infinite-dimensional telepathic ability? [closed]

The ability to telepathically communicate with and control any of your infinite other-dimensional selves is rare, but exists! Rules for how this works: Although dimensions and possibilities are ...
3
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2answers
733 views

What Mid-Life Triggers Make Sense?

A small minority (on the order of one in one million to one in ten million or so) of men and women in this world tend to suddenly manifest their supernatural heritage/psychic abilities/superpowers not ...
12
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6answers
4k views

How would the skin color of white Europeans change over 1,000 years in subtropics?

I am building a country in today’s Argentina (32°-40° latitude) where Europeans would have settled in 10th century. Would their skin color change over that period?
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2answers
75 views

What if the world was basically reset but people still remembered things? [closed]

In my story, the world has come to a point where technology has advanced a bit farther than what we have now but the ecosystem is in a terrible state. With the aid of magic, one of the characters ...
29
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
62 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 ...
3
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4answers
200 views

What would be the major differences on our planet and civilization if humans were exclusive insectivores?

Let's say that in a different timeline, humans evolved to eat insects. How would that change the world today Note: Suppose that this didn't have any mass changes on our anatomy and that our species ...
3
votes
3answers
164 views

What's the most effective clothing in a pre-industrial world of aggressive plant (and animal) life?

I'm building a highly verdant, "garden" world where fruit and vegetation grow so easily and naturally that they can be easily picked in passing by the relatively small human population. So, imagine an ...
0
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6answers
207 views

How does tulpa communicate with his owner?

A Tulpa is a concept in mysticism and the paranormal of a being or object which is created through spiritual or mental powers. The Limbo is like internet, a vast information network made of dreams ...
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10answers
1k views

Plausible way to curse humanity to a pre-industrial society?

It's common in sci-fi for large medieval-esque populations of humans living in the ruins of a former technologically advanced civilisation. My story is one of these, with a large population of humans ...
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2answers
143 views

How many humans would I need to skin to create a bulletproof full body suit [closed]

How many humans would I need to skin to create a bulletproof full body suit. The main thing is that I am a guy who wants to not get shot and I happen to enjoy harvesting human flesh and I am dead set ...
10
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8answers
499 views

What would society be like if sex couldn't be told apart until puberty?

Gender roles have been historically assigned at birth. As soon as parents establish the sex of their children, they are molded into certain social categories. But what if humans didn't display sexual ...