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Questions tagged [science-fiction]

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

5
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3answers
497 views

Desert planet with forests at the poles

I'm thinking up a Mars or Venus type planet where the poles (or one pole) has a forest growing out of it due to a device that is used to make the planet more habitable by creating a oxygen friendly ...
0
votes
3answers
48 views

What advancements in firearms technology to increase overall effectiveness could we see with material science more advanced than what we have today?

If there was access to more advanced material sciences (such as polymers, metallurgy, plastics, and ceramics), what new developments in weapons technology could we see that can be as paradigm changing ...
6
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8answers
2k views

How can I turn ice into gold?

I have my eyes on this new Porsche but all I have is an unlimited supply of ice and a molecular distillery. How can I convert this ice into gold? The molecular distillery can disassemble and ...
7
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8answers
196 views

Napoleonic Future Warfare: Technology for Ground Combat?

In a 'verse with Conveniant Interstellar Travel (in the scale of a few weeks to a few months for neighbouring star systems), the East Orion Company controls large swathes of the sector thanks to their ...
0
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2answers
114 views

What could be a physiological downside of a permanently bonded symbiotic life-form that alters the host in profound physical ways? [closed]

PREMISE: A symbiotic lifeform permanently bonds with its host and radically transforms the host organism. BACKGROUND INFORMATION: Imagine a symbiotic life form like the [Klyntar](http://marvel ....
4
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8answers
223 views

Locking an old spaceship from the outside?

I know it may be a bit of a silly question and not really something of great importance to a story, but how would you secure a spaceship when you leave? For example; when the Millennium Falcon lands ...
4
votes
2answers
46 views

Stellar and magnetic parameters for creating polar radiation hazards

I've got a generally earthlike planet, but my goal is to make radiation exposure in the polar regions a much larger hazard than it is on Earth, while not being an issue in other regions. Nothing ...
4
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5answers
208 views

Ultrapowerful chemical propellant for guns

I'm building a moderately hard scifi future setting that focuses on space and land warfare and I'm trying to decide what would be the most realistic from an engineering standpoint of artillery tech ...
1
vote
2answers
136 views

Need help with details concerning non-conventional sci fi vampires

I would like to create a sci fi human faction that resemble vampires without many of the past tropes while reimagining some for a sci fi feel. I would like to avoid any magic and fantastical abilities....
-3
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0answers
67 views

What could a scientist in my Star Wars fan fic be working on? [on hold]

Im trying to write a story about a scientist who is working on something in the era of the New Republic. He does not believe in the Force. I just need something for him to be researching. It really ...
0
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3answers
196 views

How can I alter humans to allow them the ability to choose the sex of their child in the ancient world?

Research shows that some creatures in the animal kingdom manipulate the sex of their child in order to maximize the number of grandchildren. Parents in good condition, based on health, size, dominance ...
2
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9answers
624 views

Technology for a sci-fi airship

Sometimes old, discredited or impractical ideas come back to favor, because a new technology has evolved. Let us imagine a future Earth-like world (not early 20th century or steampunk) that would ...
10
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6answers
3k views

What would it be like to use a vibro-blade

Probably one of the many main-stay go to weapons for most sci-fi settings. How exactly would you go about making the blade "vibrate" or resonate at in such a way to increase its cutting power? Would ...
1
vote
3answers
88 views

What could result in a colonized Mars setting up a monarchy [closed]

In the future after a nuclear war has ravaged Earth, leaving the Martian colonies on their own and without support... Mars falls under the attacks of local militias, fragmenting. That is until some ...
18
votes
11answers
7k views

If the SUN of our planet was the same size and proximity of the moon, would it still work as usual?

I'm building the world of my story for my comics and I've come to a bit of a standstill with a particular idea. Assuming there were no other planets in our universe, just a single planet Earth. The ...
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votes
3answers
249 views

Future People on Earth [closed]

I watch the TV show The Last Man on Earth and there is only a handful of women and men living. In the show the few are trying to conceive. They haven't covered how eventually they will have to inbreed ...
1
vote
0answers
48 views

Can Artificial Expansion of Space Facilitate Dark Energy [closed]

Granted, not much is known about Dark Energy. Indeed, it may not even exist. What we know is that something is driving the expansion of space (understanding we do not live in a Hubble bubble). This ...
39
votes
25answers
8k views

Why would a civilisation choose to inhabit a single enormous vessel instead of maintaining interstellar colonies?

The setting: Very distant future, Earth is long gone/forgotten/just not around anymore. Humanity, whatever it may consist of (people, AI, something in-between) inhabits a single vast generation ship ...
5
votes
3answers
115 views

What practical forms can a “branch-tailed” organism have?

So, I made the slight mistake of worldbuilding by starting off with just a planet's local sentient species and working from there. This species, the Trillek, have a more or less theropod appearance ...
5
votes
9answers
401 views

Could Mars' air pressure (assuming terraforming) be high enough to sustain humans without pressure suits but low enough to prohibit flight?

I'm looking for a reason to keep humans living on Mars on the ground, and - apart from storms - the very slowly rising air pressure is the best I can come up with, since planes do need significant air ...
8
votes
3answers
114 views

When I turn on my warp drive, where does the energy go?

I've just bought myself a shiny new spaceship equipped with the latest in FTL warp technology, the only catch is the fuel bill, this thing drinks the stuff like it's going out of fashion (still, it's ...
2
votes
5answers
90 views

How can a killer AI convince people to aid it? [closed]

The Network is a ancient, advanced rogue military AI with only one goal: TO KILL! Luckily for every species that has encountered The Network in the span of known history, it doesn't want to kill them;...
3
votes
6answers
192 views

How can a projectile resistant shield be susceptible to physical blows?

There is an ancient martial arts tournament called the kumite that takes place on an isolated island. This tournament brings together the greatest fighters of the various mortal realms to fight each ...
4
votes
4answers
204 views

How long would it take a matter-antimatter GeV gamma ray laser photon rocket to get to Ross128b (11 light years away)?

I'm writing a colony story, and I want my ship to colonise Ross128b, which is 11 light years away from Earth. I need the characters to be alive when they get there, but it's okay if they've aged ...
7
votes
5answers
264 views

Shooting down an enemy ship at FTL speeds

In the story I'm currently working on an alien race holds the monopoly on FTL travel. They're using a modified Alcubierre drive system, powered by Negative Mass. Humanity stumbles on a source of ...
18
votes
8answers
6k views

Is a red sea on a habitable world scientifically possible?

I have an idea that the seas of a world are red, not blue. However, the world should also be the birthplace of an intelligent alien species. Would it be scientifically possible to have a world with a ...
120
votes
33answers
27k views

What vehicle would be the best one to start a >1000 km travel in a post apocalyptic zombie situation?

In order to define the best vehicle these inputs have to be taken into account: The zombies are the classical ones, "the walking dead" ones are a perfect example (definitely killed only by headshot, ...
1
vote
4answers
198 views

What is the “fullest” the universe could be in terms of living space? [closed]

Lets take a civilization that has surpassed the type III on the Kardashev scale. It has the following assumptions: It harnesses the energy of entire Galaxies, its populace did not transcend. If you ...
8
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15answers
3k views

Convert radioactivity directly into electricity: Possible or not?

Is it possible to directly convert radioactivity to turn it into electricity? If yes, then what is the conversion rate?
6
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4answers
808 views

Potential system to system travel?

So one of the ideas I've come up with for system to system travel, in the early colony stage of my world, is using fuel boosters to start the journey and then to reach the required speed for the ...
10
votes
2answers
326 views

What goes in, must come out - limitations of temporal displacement

I am plotting out a sci-fi setting, and trying to figure out the consequences of a non-conventional form of time travel. In the story, time travel has been achieved by means of temporal displacement....
24
votes
12answers
9k views

Why Laser “Guns”? [closed]

We all love laser guns (which are usually plasma weaponry) but why guns? It's not like we need the long barrel for making it more accurate or the stock to control recoil. So why guns and why not ...
4
votes
4answers
110 views

Hypothetically, should cultural/genetic Homogeneity in Aliens be considered the Exception, or the Rule?

Humans all belong to a Single Species, localized on a single small-ish planet... Yet we are incredibly diverse in both Culture and Individual Appearance/Adaptation to our environment. This also seems ...
4
votes
1answer
160 views

Creating a gas-giant based empire, how can I maximize the amount of Earth-sized habitable worlds around a gas giant?

As the title says. I need to have at least 3-5 habitable Earth-gravity worlds (preferably with atmosphere, nitrogen oxygen) as many smaller, lifeless moons as possible, and a planetary ring. (i.e. ...
10
votes
3answers
671 views

In extreme cases, can skyhooks or space elevators be used to funnel extreme planetary heating

Assume a world in a distant (2100+) future. Assume an exponential construction rate (1, 2, 4, 8 etc.) in skyhooks/time. Assume significant solar system exploration and industrialization. Assume ...
3
votes
4answers
167 views

Defence against volcano?

Say I have a group of people who live next to a volcano for religious reasons. They will not move. This volcano erupts very regularly - almost once a week. What kind of defence or adaptability ...
25
votes
11answers
6k views

How do I scientifically explain a specific type of wood piercing through armor when not even bullets can?

I've created a monster with three weaknesses: A soft spot in his belly that can be pierced through normally with objects, but the monster is so big and fast that hitting it is extremely hard and ...
0
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4answers
117 views

Kingdom Takeover [closed]

There is an army that destroys and massacres most kingdoms (not all). It’s not for power, money, resources (including land) or slavery. Why would they do this?
4
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4answers
233 views

How would a multinational armed forces be organized followig a near catastrophic alien attack? [closed]

The novel I am writing takes place in a world where the United Nations became the Global Association of Nations, a union of the entire planet under a collective defensive and political federation. ...
15
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7answers
2k views

Would ground-based vehicles become obsolete in the age of space combat?

I'd think the future combat of planetary invasion (as in conquering, not destroying) would use space fighters/gunships with infantry for CQC support. Realistically, in a universe where interstellar ...
2
votes
5answers
212 views

Lifting a spider mech

So, I have many of the infamous spider-mechs (such as in this question) roaming about in my highly futuristic setting. My mechs are arguably huge: the main body is 7 meters tall, in a conical shape, ...
4
votes
2answers
848 views

How to convincingly explain Kaiju

This will be a companion question for How plausible is my monster?. My previous question dealt with a story treatment for a hard science and realistic take on Kaiju/ giant monsters. While that story ...
5
votes
12answers
289 views

How would 'Normal' people stop/confound/hinder my telepaths?

The telepaths can read the minds of anyone with less Teep power than they have. I.E. Weak Telepaths can have their minds read by stronger ones, and every telepath can read a 'normal' mind. The ...
5
votes
6answers
150 views

Does a large population make sense in a galactic society with automation tech?

So I am writing a Sci-Fi novel where humans are currently spread out over 440 Star systems ( ~ 2000 Light years). There has been several breakthroughs in Automation technology and all manual labor ...
0
votes
1answer
75 views

Can I use another calendar in a Space Opera? [closed]

I'm creating a space opera (or a soft science fiction in space) universe, but I am trying to devise a calendar and I don't know if I should use the calendar of Earth (using the time before and after ...
6
votes
2answers
208 views

Genetic modifications for the ultimate office drone?

In a dystopian future, genetic editing, stem cell research and cloning have become commonplace. Humans in embryo can be genetically modified and designed to a immense variation; some people can give ...
2
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0answers
78 views

Catastophe inhibitor against WMD's [closed]

I want to have a catastrophe inhibitor (CatIn from now on) that reduces the effects of WMDs like nukes and kinetic impactors, but I do not want it to mess up other physics. It would be annoying if you ...
9
votes
1answer
356 views

Can someone help me with ocean currents? I'm really confused

I've been working on a constructed world which started out as the home of an alien race from a sci-fi story I'm writing but just became a pure world building project. As you can see from the map it ...
30
votes
9answers
6k views

Are external lights on spaceships even necessary?

Many fictional spaceships of all kinds are known to have external lights. Do they even need them? Outer space is lit by the billions of stars and galaxies, so why are there external lights on ...
5
votes
7answers
776 views

How to use a certain technology to communicate with colonies but keep the how-to a secret?

I'm building a world for a role-playing game campaign using the Stars Without Number system. Some background information first: Stars Without Number Original Setting: In the original story ...