Skip to main content

Questions tagged [weapons]

For questions about existing weapons or designing new ones.

Filter by
Sorted by
Tagged with
2 votes
0 answers
25 views

"Infantry" main weapons for the setting described below? (NOT a duplicate for reasons explained in the post)

(before anybody decide to flag this post as a duplicate, there's an explanation of why it looks identical at the bottom of this post) what would be a suitable choice for "infantries"(the ...
General_Ripper's user avatar
6 votes
6 answers
2k views

Can we combine a laser with a gauss rifle to get a cinematic 'laser rifle'?

So, I've been trying to think of ways to have a sci-fi "laser beam" in a setting that at least gives a fig leaf of realism. After reading through many other posts here it's become clear that ...
dark7element's user avatar
21 votes
16 answers
5k views

Does it make sense for giants to use clubs or swords when fighting non-giants?

Many settings feature creatures of vastly different heights; for the purposes of this question let 'giants' mean any humanoid creature that is significantly larger than a regular human. Let's say 'at ...
gaazkam's user avatar
  • 2,353
1 vote
4 answers
342 views

"Infantry" main weapons for the setting described below? [closed]

what would be a suitable choice for "infantries"(the quote unquote is because it's not necessarily a real person, possibly just a rover with a gun doing the job of a footsoldier) for this ...
General_Ripper's user avatar
6 votes
2 answers
2k views

Effects if a human was shot by a femtosecond laser

Laser guns in science fiction are extremely common to the point of being a common cliche. According to atomic rockets lasers would be much more effective as pulsed lasers compared to continous-wave ...
Coolcats112's user avatar
  • 1,060
14 votes
7 answers
2k views

designing an elven magic system that blends with a WW1-esque world [closed]

I'm having issues designing a balanced magic system. let me elaborate. a handful of nations have allied against a big empire, and the fighting has regressed into trench warfare. Tech level is early ...
alkahest's user avatar
  • 1,397
1 vote
1 answer
188 views

How speedy is a temporal weapon’s destruction of a planet?

In my world there is such thing as a temporal weapon: a device which radically alters the flow of time in a given region by fueling a warp drive-like device with the concentrated energy of a ...
controlgroup's user avatar
  • 4,936
2 votes
1 answer
74 views

UV radiation from conventional blasts? [closed]

Continuing from this question Blast will produce shockwaves at a close distance, so earplugs are a given. But what about the UV glasses? Temperatures exceeding 2500K are required to produce UV ...
EMS's user avatar
  • 289
-4 votes
4 answers
158 views

Is wood porous? [closed]

Steps to make a bomb in a fantasy world. Take a piece of wood. Wood is porous. Saturate these pores with oxygen. Saturate the wood itself with Pyro Mana(Mana that provides heat when released). ...
EMS's user avatar
  • 289
1 vote
10 answers
510 views

How to fight effectively on a space station [duplicate]

So the question here is fairly simple. What kind of weapons can you use on a space station that can kill someone in advanced body armor, and even the occasional person in powered armor, without too ...
Bubbles's user avatar
  • 1,509
6 votes
13 answers
3k views

Fastest way to do damage/kill with wind

Wind powers in fiction are often extremely powerful with the ability to kill or even level objects with a single attack. In real life wind is typically weaker than the wind in fiction and unless the ...
Coolcats112's user avatar
  • 1,060
16 votes
5 answers
2k views

With modern technology would it be possible to build an HG Wells style Martian tripod?

With modern technology would it be possible to build an HG Wells style Martian tripod? It should approximate to one of the HG Wells war of the worlds style tripods at roughly 30m high and have a “heat ...
Slarty's user avatar
  • 37.6k
3 votes
1 answer
117 views

Maximizing the destructive potential of an acoustic weapon

Acoustic weapons are directed energy weapons used by the government to incapacitate and end crowds and protests. They use loud sounds to disturb the ears of those affected and some people even think ...
Coolcats112's user avatar
  • 1,060
8 votes
6 answers
418 views

Effectiveness and impact of hypersonic needles replacing supersonic bullets

I have been thinking about realistic sci-fi small arms of future. Usually authors make use of lasers and other vague laser-like rifles. But if you think about it kinetic projectiles have a lot of ...
Hrach's user avatar
  • 181
2 votes
10 answers
312 views

Why do the police forces in my world use antiquated weaponry?

Here's a little background: My science-fantasy world has been devastated by monster attacks coming from various enormous pits inside the planet. The first led to a total collapse of civilization and ...
forgotenm's user avatar
  • 1,054
2 votes
8 answers
306 views

How to Quickly Direct a Dragon’s Fire while Piloting her in Battle?

In this world, some dragons are bred by humans, some are feral. Some are domesticated and trained for work or war, while others are free, and can make lifelong friends with humans and their families. ...
Clarkman's user avatar
13 votes
12 answers
4k views

Minimizing bleeding, maximizing killing

In this world there is a species of Apex predators that roams every corner of the planet, creatures basically unkillable... Oh, and it flies, very fast. But they have only one weakness, they are blind ...
Rhomaioi's user avatar
  • 1,349
1 vote
7 answers
742 views

How can I make a military that largely enlists spell swords viable? [closed]

I really need help trying to get this to work. I'm working on a faction that primarily employs spell swords as their Frontline force. They have other parts such as artillery, combat medics, and other ...
Masakan's user avatar
  • 313
8 votes
15 answers
3k views

is there any way to make firearms work in a fantasy setting alongside swords and armor and stuff?

So, I'll try to keep this simple. I've had an idea about adding firearms in a setting alongside sword users and the like with the caveat that everyone in this setting is capable of some type of magic. ...
Masakan's user avatar
  • 313
5 votes
9 answers
2k views

How would I create a reason for melee weapons (swords, polearms, et cetera) to be used and effective in a science fiction setting? [duplicate]

While I enjoy the "rule of cool", I enjoy having reasoning for everything being the way it is in my settings. My current reasoning is melee as a tertiary weapon, and as a weapon used by ship ...
WolfpupWrites's user avatar
15 votes
5 answers
3k views

How might weapons and armor evolve in a world where Humans coexist with Dinosaurs?

I'm thinking of writing a story where due to magic, a bunch of Neolithic tribes get sent to the Late-Cretaceous Period. While I was coming up with the idea, I realized that living with dinosaurs may ...
TheGoldenBoy2188 The Coolest G's user avatar
16 votes
12 answers
5k views

Why can't the alien's particle shield be replicated despite using common elements?

An alien mining operation has seed bombed Earth for its latest harvesting. It grows crystals which it then grinds up for its own various uses later on. However, these crystals are made up of common ...
FIRES_ICE's user avatar
  • 3,143
2 votes
0 answers
118 views

Feasibility of Battlefield Grown Biological Weaponry [closed]

In a worldbuilding project I am working on, its main focus is around a zerg-like hivemind species hell bent on devouring biomass, while also having the ability to weave their genomes to form ...
ArcticSad's user avatar
8 votes
3 answers
628 views

How much better would metallic hydrogen be than conventional explosives?

How much more effective (if at all) would metallic hydrogen explosives be against armored targets? In this setting metallic hydrogen can be cheaply manufactured and contained in a metastable state ...
Vakus Drake's user avatar
  • 2,803
3 votes
1 answer
188 views

Lever action or primitive Bolt for an Army modernizing at speed?

About what is says on the tin. There's this Empire, which for our purposes has a general industrial capacity somewhere around that of 1910s Imperial Germany, but which for various has long neglected ...
Archmagos's user avatar
  • 621
1 vote
3 answers
654 views

How could one defend against a concentrated neutron beam in a hard sci-fi setting?

I'm thinking of adding a neutron beam cannon to my hard sci-fi setting (basically works by accelerating a bunch of ions and then shooting them at a beryllium foil target (see here). However, I don't ...
Jake's user avatar
  • 111
5 votes
7 answers
518 views

Replaceable gun barrel

Watching investigative crime shows on TV, I got the idea of criminals developing and using guns with barrels that can be removed and replaced, so that even if the police find the murder weapon on a ...
king of panes's user avatar
1 vote
2 answers
272 views

Giant Sword vs The World. How much damage does it do to the planet?

I have a giant sword, and a human sized person able to wield it. This person decides to cut through a planet. Mass extinction followed. For this problem, I will have to clarify a few things: The ...
vinzzz001's user avatar
  • 1,104
13 votes
16 answers
3k views

Why are scout bots only used for reconnaissance?

Why would scout robots be used for recon only, not general combat? I have a situation in which scout robots akin to mars rovers are used for military applications by forces residing on a foreign ...
alkahest's user avatar
  • 1,397
4 votes
2 answers
524 views

Could a torpedo fits through a smaller opening due to length contraction?

I was wondering whether a relativistic torpedo which is a futuristic cannonball measuring 1m in diameter could fit a small circular cracks on the surface of an energy shield with a diameter 10% ...
user6760's user avatar
  • 48k
2 votes
5 answers
1k views

Bullet resistant space armor material

I'm currently developing a world in which humanity has colonized Mars. Armed bandit attacks are common, and military enforcers are necessary to eliminate these threats. Most combatants use firearms in ...
alkahest's user avatar
  • 1,397
3 votes
8 answers
1k views

How would a scaled-up ballista designed to launch 50-foot spears function?

This question is for a story in which society’s most advanced technology is basically identical to that which Europeans possessed in the Middle Ages, particularly around the last 50 years of said time ...
Godzilla Louise's user avatar
0 votes
3 answers
280 views

Designs for copper-gold-silver armor

In this world, the three metals noted above are the only ones available in meaningful quantities, excluding metals inside live organisms. Obviously, these metals and most of their alloys are softer ...
Rhomaioi's user avatar
  • 1,349
5 votes
4 answers
2k views

How much clothing could one cut through with a chainsaw before it stalled, the chain broke, or some other disastrous thing happened? [closed]

The worldbuilding context is that I have a character who is in a terrible urban-fantasy situation, and is led somewhere where there is something he could use to defend himself with. It's unfortunately ...
Wiskersthefif's user avatar
5 votes
5 answers
365 views

Is it possible to use rail guns or mass drivers as some kind of anti orbital weapon?

I know it is possible to use missiles to shoot down satellites in orbit but what about using rail guns or mass drivers as some sort of anti orbit weapon. I know the idea of a "space gun" ...
Mass Media's user avatar
4 votes
2 answers
432 views

Thermal Superconductors vs Pulse Lasers...in atmosphere

Based of a conversation with @Starfish Prime regarding the answers from this question here. In short, while the question itself had a satisfactory answer with it being that pulse lasers would ...
Seraphim's user avatar
  • 4,971
6 votes
1 answer
661 views

Moving Arrows to Supersonic Speeds

In a sci-fi world that I am making, an infantry held launcher is one of the many weapons developed to counter increasingly tough armor protection, brought on by the advent of advanced materials and ...
Seraphim's user avatar
  • 4,971
6 votes
3 answers
2k views

Thermal Superconductors vs Pulse Lasers

How well can a thermal superconductor protect against pulse lasers? First off, what is a thermal superconductor? It is a material that has a theoretical infinite thermal conductivity, similar to what ...
Seraphim's user avatar
  • 4,971
0 votes
1 answer
108 views

Underwater Civilisation warfare [closed]

I'm interested in finding out, for a humanoid civilisation that develops underwater (with gills), how would they develop the equivalent of a modern-day assault rifle, with a minimum effective range of ...
boboranonymous's user avatar
10 votes
7 answers
4k views

Could a low cost gliding bomb go through modern military defences? [closed]

A warfare that involves nations with a little military budget. One of the two decides to build gliders made out of fibreglass because it is transparent to radio and radar waves. The glider in mounted ...
FluidCode's user avatar
  • 3,783
3 votes
7 answers
2k views

Sterilising a planet quickly and realistically [duplicate]

So in a red dwarf system with two planets, both of them develop life, but the inner planet develops advanced life much quicker than the outer one and is equivalent to current human tech, maybe a ...
Fox Studios's user avatar
5 votes
5 answers
4k views

Sci-fi soldiers with bulky armor brace their rifles on their chest plates. What do their rifle stocks look like?

The sci-fi soldiers have bulky$^1$ armor that gets in the way of traditionally shouldering a rifle. They brace their rifles on their chest plates instead. Conditions are otherwise similar to modern ...
g s's user avatar
  • 7,499
1 vote
3 answers
235 views

Would direct matter to energy conversion be hazardous?

A simple question... In a setting I am working on, I want most advanced civilizations to use a form of Cymatics to facilitate matter to energy conversion. They have the technological acumen to "...
Trismegistus's user avatar
  • 3,941
2 votes
5 answers
316 views

Why is my laser’s effectiveness dependent on the target material?

This is for a moderately hard sci-if (as in, as real as I can get it, minus FTL & humanoid aliens) Side B has been captured by Side A, in order to get them to fight Side C. But Side B has a plan, ...
Blue Skin and Glowing Red Eyes's user avatar
17 votes
12 answers
5k views

Are there any good alternatives to firearms for 1920s aircrafts?

Short and simple are there any actually effective alternatives to firearms as the main alternative for WW1-1920s era aircraft including biplanes and airships? Rules: 1: The weapon must be able to be ...
Gemini's user avatar
  • 205
6 votes
8 answers
3k views

Feasibility of “invisible” orbital bombs

The fleet is in orbit around the planet. The enemy is in a similar orbit, and they vastly outnumber the allies. The allies have a plan, ‘invisible’ bombs, incapable of being seen will float in orbit ...
Blue Skin and Glowing Red Eyes's user avatar
15 votes
6 answers
5k views

Grenade that makes you see all black (opposite of flashbangs)

Can flashbangs in real life make you see all black for a few seconds instead of all white? I'm making a videogame and I want to know if it's possible to have flashbangs that are already available in ...
user avatar
4 votes
8 answers
5k views

How can my weapons kill enemy soldiers but spare civilians?

In my RPG, an engineer is working on an energy weapon that kills enemy soldiers but leaves civilians and noncombatants unharmed. During the game, he takes the weapon designs and goes on the run, out ...
king of panes's user avatar
11 votes
5 answers
3k views

Not-so-precious metals: tools with only precious metals are available

Imagine a world where only precious metals are available. They are as common and plentiful as iron or aluminum are in our world. Any metal that is not precious does not exist outside of biological ...
Rhomaioi's user avatar
  • 1,349
10 votes
21 answers
4k views

How do my enemy robots' weapons not kill my characters?

I’m working on a story-driven game, and I have an aspect of my game I need to create a lore-based explanation for. In this game humans are battling highly advanced robots. These robots are heavily ...
Kal Madda's user avatar
  • 1,851

1
2 3 4 5
32