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Questions tagged [science-fiction]

For questions relating to worlds with a setting of common science-fiction.

2
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0answers
47 views

Could a rogue planet support life? [duplicate]

I was wondering whether a free floating planet could potentially host life. If so, how? I was thinking of a geothermically active planet, where the only source of heat comes within the planet itself. ...
-3
votes
3answers
225 views

Are atoms present in the vacuum of space?

I'm currently writing this story where an intelligent lifeform, instead of human eye-sight, is able identify the chemical composition of their surroundings, by detecting and "mapping" all the atoms ...
32
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26answers
5k views

Keeping a retro style to sci-fi spaceships?

In my sci-fi world, mankind has begun colonization of the large asteroid Ceres. There are several established towns on the surface, but most of the population live underground in icy/rocky caves. The ...
3
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7answers
2k views

Is a “Democratic” Oligarchy-Style System Possible?

I am considering a story where a group of human colonists looking to colonize an alien world come across another human society on an alien world on the other side of a wormhole. The colonists crash ...
41
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20answers
9k views

What could be the right powersource for 15 seconds lifespan disposable giant chainsaw?

Imagine when a jet fighter swoops in to drop a 400 pounds giant chainsaw to you just so that you can use it to grind down one problematic enemy into a pulp then discard it a foot away from you. What ...
6
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6answers
2k views

Can a planet have a different gravitational pull depending on its location in orbit around its sun?

As the title say, can a planet have a different gravitational pull depending on its location in orbit around its sun? Is this explainable without magic?
9
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2answers
198 views

Plants That Use Chitin in Place of Lignin

What would the appearance and structure of trees be like if they used chitin, instead of lignin, for cell walls? This is assuming that all other properties are basically unchanged. These trees would ...
21
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27answers
6k views

How does one intimidate enemies without having the capacity for violence?

I'm building a world in a nation role-play community. I recently have begun to use ftl technologies (ftl information transfer and travel) while the majority of the community has had ftl technologies ...
0
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4answers
183 views

Could a future, science-fiction submarine navigate almost vertical and/or turn upside down?

I have followed this forum for quite some time. Now is the time to ask my first question :) I'm currently working on a story in which a future, civilian luxury submarine is used to research some ...
1
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2answers
121 views

I need help with making an eldritch monster [closed]

Im writing a fiction and i need some help. I need to create an eldritch abomination that would represent humanity as a collective. Think of it this way. Humanity is collectively killed and merged into ...
9
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5answers
2k views

Is it possible to map the firing of neurons in the human brain so as to stimulate artificial memories in someone else?

My question is based on the following excerpt from an article I read recently: Since the early neurological work of Karl Lashley and Wilder Penfield in the 1950s and 1960s, it has become clear that ...
3
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5answers
286 views

Missile strike detection (but it's not actually a missile)

I'm writing a story to be set around the late 1980s or early 1990s. The story opens with a spaceship crashing to Earth, hitting and destroying a large part of central London. The idea is that, before ...
15
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4answers
298 views

Can I X-Ray a civilisation to death?

Something in orbit around an inhabited planet blasts it with a hefty dose of gamma rays/x-rays/something else, killing everyone within a relatively short time frame (hours or days) but leaving no ...
0
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3answers
152 views

Is using Casaba Howitzer like devices as precision-cutting implements plausible?

How well would something like a Casaba Howitzer work as a beam weapon? A Casaba Howitzer is a type of directional blast that focuses energy from an explosion into a specific shape or direction. For ...
11
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9answers
1k views

Why would telepaths have difficulty communicating with each other? [closed]

Humans in this world are born with the ability to communicate telepathically. The range and skill grows with age and practice, with adults being able to communicate between 5 - 7 ft. An individual can ...
-4
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5answers
262 views

In a world without software how would Hacking work?

A definition of computer hacking. Computer hacking refers to the practice of modifying or altering computer software and hardware to accomplish a goal that is considered to be outside of the ...
5
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2answers
192 views

Effects of a supermassive ship crash landing on a planet

My planet is a 20% larger than the earth, assume a similar atmosphere, but it can be changed to fit the narrative. My ship is not so large as in the original question, a cylinder shape, about a ...
11
votes
3answers
327 views

Can a single, larger black hole be split into multiple smaller black holes?

Essentially, my question is, can one larger black hole be split into a system of smaller black holes? I'm assuming energy requirements will be prohibitive, and that it may not be possible without ...
6
votes
2answers
169 views

Electrical, Internet and phone connections on an isolated part of a world?

In the world I am creating, a chunk of the USA, specifically in Northern Oregon, is teleported to another world. The teleported section has all infrastructure intact, including power generation in the ...
1
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0answers
84 views

How would a world where electronics are organically based differ from ours? [closed]

I'm building a Retrofuture space fantasy setting. Some relevant information on that can be found here... One of the core aspects to me of the retro sci-fi aesthetic is its hardware focused nature. I ...
6
votes
5answers
343 views

Explaining pyrokinesis powers

I write sci-fi, and I don't love fudging important things. I have a character that was a victim of genetic experiments (I know how original). I want to find a semi-reasonable way to explain this.(not ...
13
votes
6answers
1k views

Time travel from stationary position?

This is my first question on this site, which I recently found and can’t get enough of. In many time travel scenarios, the machine is static in space. My question is how to explain this. For ...
1
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1answer
149 views

What society/government would be stable if people get superpowers randomly? [closed]

To refine the question: Goal: a society/government capable of lasting centuries. This takes place somewhere within a technological time period (1000BCE to 1000CE). No gunpowder or explosives. I'm ...
6
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6answers
1k views

Humanity loses the vast majority of its technology, information, and population in the year 2122. How long does it take to rebuild itself? [closed]

The year is 2122. An AI created in the year 2115 with complete, unfettered access to control of the entirety of Earth's electronic equipment has caused a mass extinction event of humanity after ...
6
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2answers
253 views

Is it possible for something like a werewolf to exist? [closed]

The most impressive thing to me about how werewolves are used in fiction, is their ability to transform humans into other werewolves with their bites. Aside from the full moon myth, could it be ...
5
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2answers
208 views

What's the minimum time that it would take for an advanced species to create an ecumenopolis?

In figuring out the rough timeline for my sci-fi, I've run into an interesting dilemma. As it stands right now, There are about 90 years in between one of my civilizations discovering space travel and ...
0
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1answer
103 views

How would a receding sea level affect cities along Asian & Australian coastlines?

To make a long story short, the previous ice age resulted in not just massive glaciers and building snow from appearing, but larger landmass as well due to most of the water being frozen from the ...
8
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5answers
260 views

How can I make a dense asteroid field?

Okay, so I'm working on a novel and I'd like to have a dense asteroid field, something akin to the old ESB Hoth field, though it doesn't need to match that exactly. The notion is there is an advanced ...
12
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8answers
3k views

How would an energy-based “projectile” blow up a spaceship?

I have noticed this in many fictions: during a battle between spaceships exchanging fire in empty space, a pulse of laser fire hits the hull and the entire spaceship explodes into many pieces. Is ...
0
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0answers
58 views

Mass human die off [duplicate]

If there was a mass human die off, let's say due to a super-flu pandemic, what would be the greatest danger to the survivors in regards to dealing with bodies? Typhoid? Any other secondary diseases? ...
36
votes
11answers
10k views

Can a space-faring robot still function over a billion years?

This short story, which I've already written, is set in the FAR, FAR FUTURE, where a robotic space probe is exploring as much of the known universe as it can, despite its AI not knowing if its ...
0
votes
1answer
88 views

What are the implications of a race with multiple personalities [closed]

In my universe there is a race of proto-humans known as legionaries. They have a are a minority group and used to be even smaller, only living on one planet in the past. This race used to give birth ...
6
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4answers
173 views

Feasibility of A Decoy Earth

I am currently writing a story that involves the never-ending-theme of alien invasions. Assume Humans are roughly at a Type I civilization at this point. Humans have unfortunately wandered into a ...
11
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1answer
95 views

Degradable ammunition for electro magnetic guns

Would it be possible to make ammunition for railguns and gauss rifles that would degrade over time either through a natural process or by the means of star radiation, so the missed shots don't ...
1
vote
1answer
38 views

Could controlling the oceans result in a wide-spread freeze?

My idea is a device that gives its user great power over the ocean, its currents, and presumably temperatures. Could this be used to dramatically (and in relatively short time) effect the climate of a ...
5
votes
14answers
568 views

How can the remains of a god's corpse be kept off the black market and out of the hands of mortals?

A demigod is a mortal being infused with divine energy. This essence comes from a divine spark in their soul that activates due to some external traumatic event. This spark is very rare, and most ...
2
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2answers
74 views

Bicycles/human-powered vehicles on low gravity planets/moons?

In this scenario, humanity has managed to colonise some of the solar system, including Mars, some of the moons of Saturn and Jupiter and some of the larger asteroids of the belt. In most places they ...
0
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4answers
108 views

which problem can be solved by virtual world technology [closed]

can we use this technology to do scientific experiments(example : making The Large Hadron Collider, New medicines's reactions against virus and bacteria.) maybe you can make the argument that the ...
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 ...
8
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2answers
193 views

Would Small Mecha be well-suited for Underground Warfare?

Assume a subterranean civilization exists with technology roughly on par with the modern era. With changes due to lack of certain environmental factors being likely due to the vastly different ...
9
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10answers
1k views

Plausible reason to leave the Solar System? [closed]

According to this article, it would take tens of thousands of years to travel to the nearest star given today's technology. My question is, what could give the countries of today, or most of them at ...
0
votes
5answers
132 views

Is that possible to make a world in which no one needs to speak? [closed]

In my ideal world, everyone will be very very Intelligent. By that I mean everyone can think and feel what other people around them think and feel, so no one needs to talk with each other. Everyone ...
9
votes
6answers
1k views

What is a good way to explain how a character can produce flames from their body?

So in a webtoon that I am drawing/writing everyone is born with 1 or 2 psychic abilities that can range anywhere from teleportation, sensory manipulation, thermal conductivity, elemental kinesis ...
12
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6answers
2k views

What would be some possible ways of escaping higher gravity planets?

I know that chemical rockets would allow for some minor loads to escape the gravity of a planet with higher gravity. My question is, what kind of technology would possibly allow a dominant species ...
23
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8answers
4k views

What could cause an entire planet of humans to become aphasic?

I'm working on a story in which there is some sort of planetary erosion of language. Humans lose the ability to communicate verbally (orally and written). They can remember having language, can even ...
1
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2answers
189 views

Properties of a planet roughly four times as big as Earth

I have some research I want to do about a planet for a novel I'm writing. It is a fiction/science fiction novel, but I do wish to actually have some parts of the world correct in the scenes I depict. ...
9
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4answers
1k views

How do sapient birds/theropods build their seats?

Thinking about the shape gets pretty weird. So my species has a more or less horizontal posture, pretty much a small sentient raptor. They can assume an 'upright' position, but only in the sense of a ...
4
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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). ...
8
votes
1answer
306 views

Mathematics of monsters

Researching for a science fiction novel. My character loves math + I have dyscalculia = Problem. Therefore, I need your help. In my story, there are aliens we can see, but we can't hear or touch. ...
-3
votes
7answers
316 views

A Theory for Science-Fiction Time-Travel

From H.G. Wells onward, there have been many stories concerning the phenomenon of time-travel. Few of them provide a plausible mechanism. For my story I would like to put forward such a theory. We ...