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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3
votes
1answer
125 views

Is it healthy to only drink rain water?

I read that it is perfectly fine to be drinking collected rain water as long as the air and the container are not polluted. However, would it be possible for a civilization to survive and live ...
4
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3answers
1k views

How could my island-country mostly populated by massive humanoids subsist its inhabitants?

In my prospective dramedy science-fantasy children's videogame Salade de Fruits (which means naturally Fruit Salad), there is an island-country comprising a total of eight islands: The smallest has ...
6
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1answer
425 views

Is a fall into a high-pressure atmosphere survivable?

In my question What is the largest achievable oxygen-atmosphere world?, my answer suggests an atmosphere of standard terrestrial air with a sea-level pressure of 20 ATM and platforms at an altitude ...
4
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1answer
173 views

Hard Science Superhumans [closed]

For my story, I want to create a group of superhumans- to be clear, not humanns with powers, but just humans who have been bioengineered beyond normal human capabilities. This can be something with ...
5
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2answers
258 views

What is the largest achievable oxygen-atmosphere world?

I am trying to calculate the largest world that will meet the following criteria: Exists within the Goldilocks zone of a G2V star similar to our sun. Is survivable long-term by anatomically modern ...
1
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4answers
194 views

How would a human/floral humanoid offspring look?

I’m trying to figure out what the appearance of a human and a floral humanoid offspring would look like. The floral humanoids have humanlike bodies with petal hair and “unnatural” skin color (which ...
1
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3answers
165 views

Anvillicious Illnesses: Too lethal for humans?

Anvilworld is a world just like ours, except for one difference: the world is suffused with a magical force called the Anvilforce. Anvilforce is not directly perceivable by homo sapiens and interacts ...
6
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3answers
333 views

What skin, hair and eye colors would people living under different stars have?

My setting includes several natural and terraformed earth-like worlds orbiting various main sequence stars, from M class dwarfs to A class giants. Humanity has independently developed from stone age ...
5
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8answers
800 views

Barren Rock: Habitable?

I was roleplaying with my siblings, and one of them had selected the Shaman Class I devised. A Shaman's power over the elements comes from their connection to said elements, so their place of origin ...
5
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5answers
2k views

How to have humans evolve the same on multiple planets

How to have humans evolve the same on multiple planets In my fantasy universe, almost all sentient life, and most non-sentient life including humans, was teleported to hundreds of planets after a ...
2
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1answer
80 views

How could my world's transplanted human population reestablish contact with Earth in as stable of a manner as possible

Over the course of millennia, some of the people of Earth have been transported to entirely new worlds. Over time, they reestablish civilizations, expand, grow culturally and scientifically, and ...
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3answers
149 views

How would humanity fight against a neolithic aquatic race

In the early 1950s an aquatic race called merfolk for simplicity sake was discovered. But they weren't friendly in order to scare them off the crew that discovered them fired off a warning shot which ...
2
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1answer
88 views

Genetic disease that makes thermoregulation voluntary

I wonder if the disease I invented is realistic or a total fiction. There is a real life genetic disease called congenital central hypoventilation syndrome (or Ondine's curse, if you want). People ...
0
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1answer
97 views

What adaptions would a human need to open their jaws as wide as a snake's?

Would it be a simple change of bone shape? Muscles? Keep in mind, this adaption is not for swallowing bigger food, as the human throat path makes that difficult, but is instead is for intimidating ...
16
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4answers
2k views

How would reincarnation affect the evolution of a species?

For purposes of this question, reincarnation works in the following manner: The transmissible personality, memories skills, knowledge and experiences of a person shall be referred to in this question ...
12
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5answers
3k views

How to populate an empty small town?

My work in progress involves a small town which has been set up in an isolated part of the United States. The backstory is that some very advanced aliens want to set up an observatory on Earth, to ...
3
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2answers
1k views

How would my Homo autisticus evolve?

In a satirical white drama/lighthearted tragedy (the opposite of black comedy/dark humour) science-fiction live-action film I am writing that takes place in 8991 of the Gregorian calendar, it has been ...
2
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4answers
611 views

Can blessings actually work?

Bishops bless and send prayers to reinforce warriors. In my world those +10 strength prayers work simply because motivational speeches/rituals can influence the brain of a person to think in different ...
1
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4answers
256 views

How could these aquatic humans survive and reproduce?

The aquatic humans resemble regular terrestrial humans almost perfectly as adults. This means they have hands, feet, and all of their bodyparts identically to humans (H. sapiens sapiens) As children (...
3
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4answers
761 views

How to avoid muscular atrophy to parts locked into place for years?

So basically captured or detained mages are restrained by keeping their hands or fingers from moving, requiring rather heavy and specialized restraining devices used for during their trial and for the ...
1
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3answers
116 views

How well would a transplanted human civilization keep its technology and culture?

The people's of the 12 World's draw their lineage to various earthly civilizations.The magical 'events' that brought them to there new home's would also often bring along their belongings and ...
5
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1answer
104 views

How would this island tribe survive when a tornado meets a volcano?

What would happen if a hurricane went inside a volcano and sucked up all the lava at the same time that the volcano was erupting? Details: The island is 10,754km$^2$ and has just under 4 million ...
2
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5answers
122 views

What is stopping an enemy army from hiding underground?

This question follows Why would warring AIs need humans? NOTE: This takes place in a far future earth setting. Two AIs are fighting each other in the solar system. (Although this may be irrelevant, ...
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0answers
58 views

What are some ways for an unethical government to increase population growth? [duplicate]

So, I have this tyrannical, oppressive government. Let's say that it needs a bunch of disposable population. It's already tried things such as ensuring a steady supply of food, giving tax credits to ...
-2
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1answer
93 views

Indicators of Ai Super Intelligence [closed]

Given the certain state of Ai, what indicators would show some level of ‘Super Intelligence’? Here are some of my ideas of 'Super Intelligence' this is subjective, of course. Able to operate on ...
-1
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1answer
105 views

How would a groups of scientists, engineers, architects, survival experts, smiths and archeologists survive back in the mesolithic-era-ish of humans? [closed]

A group of 25 people, which consist of scientists, a musician, a linguist, engineers, architects, survival experts, smiths and archeologists from the year 2021, lets assume all of them are experienced ...
21
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18answers
4k views

Why would warring AIs need humans?

NOTE: This takes place in a far future earth setting. Two AIs are fighting each other in the solar system. (Although this may be irrelevant, they cannot really leave the solar system since they lack ...
4
votes
2answers
849 views

Feasibility of an amateur setting their own broken nose

I am working on a fantasy set in a medieval age (the exact time period is loose due to magic progressing science differently to the real world), and an experienced fistfighter gets their nose broken ...
14
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9answers
5k views

How can a repressive government quickly but non-permanently disable human vocal cords in a way that allows only that government to restore them?

Exactly what it says on the tin: how can a repressive government quickly but non-permanently disable human vocal cords in a way that allows only that government to restore them? Said government uses ...
1
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2answers
141 views

Surviving and using lighting strikes

Character 1 has the ability to summon thunder strikes down on himself and has learned how to redirect them through the surface of his skin. He uses a 25 kilograms 5 meters long metallic pole to call ...
3
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5answers
232 views

Turn everything into instinct [closed]

Looking at a person and recognizing their face as something human is a calculation done automatically by the brain that took 61 years of study to replicate into a camera. Some people are born without ...
0
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1answer
117 views

Your body is just a machine, now it's my turn to drive

Perfect genes, all around a good body and perfect health. Except everyone has their own drawbacks, perfection can't exist. That's why the owner of those perfect genes is a complete utterly idiotic ...
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2answers
151 views

Complications from drafting human breeding stock [closed]

We all know about the various obsessions of the kings from olde times... Some women liked bathing in the blood of virgins, well ex virgins after watching them being raped by guards and animals...some ...
5
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5answers
2k views

How much weight can a human wear without tipping over?

Let's say that there's a group of humans walking across a plain. Incredibly strong winds blow across this plain at predictable intervals on an hourly basis. For one hour, the wind magically blows in ...
2
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2answers
114 views

What would two planets connected by traversable wormholes trade that is worth the travel risks?

I've posted here before about the realism of my wormholes and such, but I feel this question better fits the forums context of how it wants questions. I have multiple wormholes that are within the ...
2
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1answer
105 views

If someone was color blind in one eye could that be explained by being a fraternal chimeric twin? [closed]

Say you had a tribe whose members each had one color blind eye, could this be explained by the absorption of fraternal twins in the womb? (Say chimerism was prevalent because it helped fight off ...
1
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5answers
324 views

How long would it take for society to reform? [closed]

In this scenario, all of humanity spontaneously disappears. Earth is left untouched for a while, but not for too long. Buildings stay mostly completely intact, and most importantly, so does the ...
3
votes
1answer
95 views

Desert-Adapted Humans: Differences between Normal Human and one Highly Adapted for a Desert

I am writing a story about a scenario where about 12,000 Americans are dropped onto an alien planet, specifically in a desert region of the aforementioned planet. Because of handwavium, they all ...
3
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6answers
393 views

Any given couple is either only capable of having sons or only capable of having daughters [closed]

Consider a world in which every human is divided into two groups: call them Group 1 and Group 2. There's a completely random 50/50 shot for everyone to end up in each one, and it's not genetic or ...
4
votes
3answers
209 views

Via what mechanism could a humanoid entity regrow multiple sets of teeth throughout its life?

I am not asking what the consequences of this would be, nor what kind of humanoid entity might evolve such a thing - simply how it would be possible.
3
votes
3answers
412 views

"Refolding" muscle proteins [closed]

How does this concept check out?. A genetically-altered (i.e. raised from birth) human with muscle proteins that have been developed, "folded" (i.e. the way muscle fibers interact with one ...
5
votes
3answers
470 views

What effects would discharge of high-voltage supercapacitor through one's hand cause?

I'm trying to figure out what effects would this have on hand. Let's assume that we touch contacts of said capacitor with thumb and index finger of the same (dry and pretty clean) hand (but I'm also ...
17
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6answers
5k views

Could humans have eyes (natural or artificial) capable of resolving bacteria or even viruses on a surface without giving up our current vision?

I've been kicking around story ideas about how much different this pandemic would be if human beings could actually see the virus on our hands, on surfaces, in the air, etc. This lead me to wonder: ...
1
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2answers
155 views

What temperatures can be tolerated by a ''small'' human?

Temperature resistance is linked to size and bodily composition. An easy example is the small obesity rate in cities like Singapore, regardless of the modernized diet fat people don't hang around in a ...
4
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4answers
1k views

Would marriage exist in a parthenogenetic human society? [closed]

I'm working on something about an all-female human society modeled on real single-sex parthenogenetic species like the famous Whiptail Lizard. A few of the things I'm borrowing from Whiptails are: ...
15
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10answers
5k views

Does a cyborg have the need for a toilet?

Most of the guts and stomach are removed. The torso is cut short below the ribs. Instead of legs there are vehicular links which the cyborg can put on and take off like a prosthesis. There are ...
4
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3answers
204 views

Can my plant produce hormones that cause ultra-violent behavior?

A human without hormones or pheromones could be compared to something more like a plant, tool, or simply a reactionless amalgamation of cells without purpose, fears, and emotions. Such a person wouldn'...
2
votes
1answer
151 views

Permanent marker (sharpie) on an eyeball [closed]

I have a misguided character who will try anything to change their eye color. What are the likely outcomes of using a sharpie (permanent marker) for this? Would the color stick at all? If so, how long ...
-1
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2answers
118 views

can I have a world where woman vs men in combat sports if they have superpowers?" [closed]

I don't know why but people still have a push back against the women fighting men in fiction thing. Because it's not realistic some say. Because men are biologically stronger than women. Despite ...
2
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5answers
499 views

Is my world top combat sport too vague? [closed]

In my world, I have a combat sport for superhumans who are peak humans. They are pretty much your typical quasi pseudo normal humans like Batman, Punisher, and Legends/Myth Bruce Lee. This sport is so ...

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