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Questions tagged [weapons]

For questions about existing weapons or designing new ones.

21
votes
17answers
9k views

How to hide rifle during medieval town entrance inspection?

Here is my fantasy medieval scenario: There is pair of adventurers, a Supportive/Non-Offensive mage and a swordsman. The swordsman is actually a disguised rifleman who carries a scoped rifle. In ...
-4
votes
6answers
348 views

Can medieval weapons (swords, spears, polehammers, etc) be more viable than guns in this SciFi setting?

Context In this world, laws of physics are roughly the same as ours. No placeholder magic involved. Wars are fought by cyborgs/mutants/synthetic mutants (super soldiers) who can manipulate certain ...
4
votes
8answers
340 views

How can I make the Solar System uninhabitable?

For the Universe I'm creating Humanity has devolved into groups of scattered tribes. This is due to the fact we ran afoul of a really nasty alien race, who decided to leave us homeless. A coalition of ...
5
votes
4answers
260 views

Can spiky arm guards/bracer be an alternative weapon for blunt attack or will wielder get broken bones upon hitting?

Basically what's in the title: If someone uses a spiky arm guard/bracer (long bracelet type armor not gauntlet) while bashing/battering an opponent (with or without armor) would this result in the ...
22
votes
13answers
6k views

Why might plasma weapons have different colors, even when made by the same manufacturer?

So, I plan to write a graphic novel that takes place in the 26th century. By then, humans have stopped using the old slugthrowers and have upgraded to something more.....eloquent. I mean, if you're ...
9
votes
5answers
573 views

How durable are silver inlays on a blade?

Motivation (fictional of course) Fantasy is full of references to silver swords and other weapons thought to make a poor lycanthrope‘s life miserable. Since silver appears to be too soft for blades, ...
3
votes
2answers
199 views

Anatomically Correct Ego Sword

I'm reading a comic set in a really unique fantasy game. One of the creatures that really caught my attention were a type of slime/sword called ego sword. In their normal form they're a blob but can ...
5
votes
5answers
367 views

How to weaponize gravitational waves

In the future, defensive technology has advanced so much that weapons strong enough to kill an enemy soldier tend to cause unacceptable collateral damage. Sure, we can make a weapon that generates ...
18
votes
14answers
7k views

A steel-cutting sword?

So within my world there exists a faction of monks on a secluded mountain whose scientific and philosophical knowledge outstrips the outside medieval world. And with these monks being famous more for ...
8
votes
7answers
2k views

How much water is needed to create a Katana capable of cutting flesh, bones and wood?

I've created a character for my world that has the ability to manipulate water with her magic. She applied this ability by using it with a katana hilt. I will try to explain how she uses this ability ...
13
votes
3answers
1k views

How fast can nanites work

I've watched and read many SF stories which included nanites as a wonder weapon that can do pretty much anything. One such series is the Star Marine series by Ian Douglas. Those books frequently ...
1
vote
5answers
339 views

Could a camera on a sniper rifle see the kill? [closed]

We are in the a slightly gritty future. There is space travel, but technology is reasonable. People still shoot bullets and not lasers. Vehicles are powered by nuclear reactors and not magic space ...
3
votes
6answers
352 views

Medieval weapons and Armor without gunpowder [Siege machines]

The firearm has thought to have been what had killed the age of knights and skilled swordsmen. While it could take years of hard work and practice for a warrior to master a blade or bow, he could pick ...
2
votes
2answers
141 views

How to shrink the human population? [closed]

So I'm writing a post apocalyptic story. Basically, a war happens and after a solar storm there's very few human survivors on Earth. This world has "magic" crystals, rocks that emanate energy. The ...
3
votes
3answers
304 views

Ballistics of a 19.25mm revolver

A lead off from my last question, the actual ballistics of the round. I've learned from the last question and ran some numbers and come up with a basic idea for the ballistics of the revolver. Lead ...
5
votes
1answer
215 views

Can a sound of 125dbs from a watch be used to cause pain for self defense?

I was planning on creating a watch capable of producing around 125 dbs of sound for self defense: it would irritate/incapacitate an attacker and possibly give the victim an opportunity to leave the ...
25
votes
7answers
7k views

Could a 19.25mm revolver actually exist?

I'm working on writing a story wherein there is a revolver inspired by Guillermo del Toro's Hellboy's samaritan. My question is; can such a gun, as described below, work? Or would it be a bone breaker ...
6
votes
4answers
311 views

A world without fire - what will the military use as their main soldier level weapon?

Assume that modern day Earth discovers a way to create portals to another planet. Travel between the two planets is fast, safe, and easy. The way this works is that there are fixed points on earth ...
29
votes
8answers
6k views

Is my plasma cannon concept viable?

I’ve developed a concept for a plasma cannon, and I need it reality-checked. The cannon would gather ammunition by pumping air into the gun through an external fan. The air would gather inside a ...
9
votes
14answers
3k views

Natural Armour and Weapons

In my fantasy world, the magic system pretty much makes metal armour and weapons obsolete. The magic system's specifics aren't important, just note that the magic system allows the users to 'penetrate'...
14
votes
22answers
4k views

A sufficient justification for the infantry using lethal, directed energy weapons

It is really really hard to beat kinetic energy as a way to transfer energy to a target. I'd expect handheld railguns before lasers. – John Meacham 20 mins ago It's just simply hard to find a ...
8
votes
7answers
464 views

Can a firearm stay functional in a hidden cache in a jungle in Vietnam or in Siberia for 700 years?

I'm creating a world several hundred years after an apocalypse, but am struggling to get the decay of our current civilization right. The world in short: Earth was hit by an apocalypse in the 2060 (...
0
votes
4answers
264 views

Need help developing a weapon for destroying a dam [closed]

I am working on a story that happens in a dystopian world where the only source of energy is Coal. I wanted to know whether it is possible to break a dam by pressurizing Dam walls with coal GAS ...
3
votes
5answers
919 views

Can humans dislodge earth's orbit with our current weapons?

If humans were to muster all their weapons together would it be possible to move Earth's orbit? If we were able to manage it, how far and fast would it travel? Most likely it would kill all ...
11
votes
5answers
2k views

Is a diamond sword feasible? [duplicate]

I have been browsing the internet, and I have started to wonder whether a diamond sword is feasible or not. I would very much like to know the answer.
12
votes
12answers
5k views

Effects of stray bullets in space

A battle takes place on the outskirts of a colonized solar system between attacking and defending forces. Would any stray shots have a chance of hitting a ship or station closer to the center of the ...
3
votes
5answers
430 views

Forging metal under water, using thermite

I have a world setting that contains a variety of underwater species, some crustacean, some cephalopodic, and other varieties. Different species are adapted to different depths, and a few are ...
51
votes
15answers
6k views

Quenching swords in dragon blood; why?

Imagine a typical fantasy world. Elves, goblins, dragons, magic. If you were to equate it to a D&D campaign, you would be close enough for proverbial government work. That said, thanks to time ...
2
votes
3answers
518 views

Would a Glass “Rupert Drop” Weapon be Plausible?

Can a large glass Rupert Drop somehow be manufactured into a useful and effective weapon in medieval warfare, such as a club? I've developed a society that primarily lives in the desert with sand in ...
2
votes
1answer
308 views

How effective are bows when used by a race with superior strength? (numerically)

The Situation: In this world a race of Neanderthal-like humans have grown and evolved separate from mankind in a harsh environment that forced them to be strong and warlike. Humans of this war have ...
32
votes
26answers
9k views

What would be the most effective melee weapon against heavily armored opponent?

In my world front line assaults are done with Mechanized Assault Vehicles, or MAVs. They are kind of like the vehicles in the Mecha universe, but more armor than weapon, more humanoid, than purpose ...
58
votes
8answers
10k views

Does a grenade kill you the same way a gun does?

Disclaimer This seems a particularly stupid question, but the more I think about it, the less trivial I find it. Worldbuilding possess the most appropriate tags. It does not fit in physics-network ...
1
vote
3answers
207 views

Could a percussion rifle be produced in the 15th-17th century?

Could a percussion rifle such as the springfield m1861 be made somewhere between the 15th-17th century? If so how would it be made?
-6
votes
1answer
122 views

Insterstellar Psycho - What damage can he do? [closed]

The Interstellar Psycho just wants to cause damage to others. He regularly shoots intense laser bursts in all directions into space from his base on Earth's Moon. He sends one every hour. Question ...
-4
votes
12answers
395 views

A properly malfunctioning gun [closed]

A friend of mine wrote me: "I have designed a rifle that cannot be used for a terrorist attack. It fails to shoot in the instance of it. Other than that it is a good gun. In fact it is the best and a ...
54
votes
19answers
15k views

Are gunswords feasible?

A common trope weapon in science fantasy (such as RWBY or the appropriately named Gun Sword) is the gunsword. As the name implies, a gunsword is a sword that's also a gun, or vice versa. This has ...
21
votes
17answers
3k views

Weaponising the Grasp-at-a-Distance spell

Wizards have developed a Grasp-at-a Distance spell. It has numerous uses in everyday life of course but the Emperor (may he live forever) wants it to be deployed as a weapon of war. Spell operation ...
5
votes
6answers
1k views

How would cheap gamma-ray laser turrets change near-future battlefields?

Imagine a laser capable of melting through a 1 inch steel plate in a second. Pretty impressive, no? Good, now make it 100,000 times more powerful. That's gamma rays. Recent tremendous advances in ...
6
votes
3answers
260 views

Most effective melee weapons for arboreal combat? (pre-gunpowder technology)

The creatures I am working with are primate-like, hexapodal aliens with a terrestrial/ arboreal lifestyle. On flat land they are able to walk bipedally, freeing up their top 4 arms for manipulating ...
8
votes
5answers
2k views

Repeating Arbalest

This is an Ancient Chinese repeating crossbow It is fast, light and easy to use, but really weak. One bolt alone could hurt someone but not kill, 3-4 bolts could actually be deadly but it's a ...
1
vote
4answers
449 views

Can titanium chain mail stop a bullet?

Can a titanium chain mail stop a bullet? How thick the chains would need to be? Or a titanium plate would be more efficient? How thick the plate should be? Of course, against normal weapons, like ...
3
votes
9answers
300 views

How do I give my alien mercenaries a fighting chance?

So, Earth has run afoul of an alien power. The aliens have a working FTL drive, but no one else (including us) does. They have used their technological superiority to create a far flung mercantile ...
8
votes
2answers
170 views

Ball lightning projection as an alternative to plasma weaponry

Plasma weaponry is a staple of science fiction, but is often objected to on the basis that it expands too readily. There's no way to effectively deliver it to a target without spending a lot of effort ...
3
votes
7answers
511 views

An assault rifle that can fire homing rounds?

Set during the early to mid 21st century war on terrorism did not meet expectations and civilian death tolls is alarmingly high, despite more frequent air strikes and land based assaults at the heart ...
12
votes
12answers
4k views

Is it possible to make sharp wind that can cut stuff from afar?

You know the typical wind slash in anime or games where the swordsman slashes from afar either vertically or horizontally and the wind pressure or projectile cut the opponent, like in this image for ...
7
votes
3answers
246 views

After the head, what part of the body is most vulnerable to blunt force trauma?

I'm in the process of re-evaluating what weapons my superhuman characters would find useful when fighting each other, and something recently occurred to me regarding blunt weapons like hammers, maces, ...
8
votes
5answers
837 views

Fencing style for blades that can attack from a distance [closed]

Due to all the edits and clarifications asked I will re write the question tomorrow, thanks for your patience. Leaving this up until then, for reference. In the setting I'm working on, magitech has ...
11
votes
12answers
2k views

Space weaponry?

So in the sci.fi world I am currently building, I am trying for a fairly technical approach to space combat. Movement is cumbersome and you're strafing more so than performing maneuvers that aren't ...
4
votes
3answers
174 views

What would a lethal laser attack by a sorcerer look like?

In a magic system that allowed the manipulation of energy by sorcerers, what would a bystander observe during such an attack? Some details are relevant: As I understand it, lasers are visible due to ...
6
votes
3answers
317 views

Which edge shape is better to cut things with for a chain sword type/style?

To help you get the idea of what I mean, here is an example of the edge. Imagine the edge can move like a chain sword or chain saw, so don't take it too literally. Don't consider the entire sword ...