Stack Exchange Network

Stack Exchange network consists of 175 Q&A communities including Stack Overflow, the largest, most trusted online community for developers to learn, share their knowledge, and build their careers.

Visit Stack Exchange

Questions tagged [technology]

For questions about the creation, use, and application of all types of technology.

-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 ...
0
votes
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 ...
-4
votes
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 ...
1
vote
3answers
131 views

Why would jupiter brain be completely devoid of ocean? [closed]

Jupiter brain is known as a colossal computer the size of a planet, if heat dissipation is a concern when constructing it how come most models lack an ocean of distilled reverse osmosis UV treated ...
5
votes
7answers
176 views

Feasibility or challenges of using stealth “fighters” for weapon control

So, say you have a stealth technology that is really effective. But, the tech is too big to mount on missiles, and anything over a certain size (like a space ship) is too large to hide properly. If ...
8
votes
2answers
128 views

What geological and chemical changes to the earth's makeup could effectively limit technological advancement

Basically, I want to freeze the technology of earth at a level reminiscent of pre-Industrial Revolution Europe. I'm trying to figure out what substance or material would have to be absent from the ...
0
votes
2answers
214 views

Making a low-budget flash grenade during medieval era

In a world consisting of dark-age-esque technology, how would an alchemist go about making a low-budget "flash grenade?"
2
votes
3answers
124 views

Is spaceship made of precast reinforced concrete tougher than those malleable alloy?

Set in the mid 22nd century AD, a major construction work is being carried out in the orbit of Uranus. The military is developing a cheaper fleets using precast reinforced concrete(PRC) hoping to ...
1
vote
2answers
154 views

What would happen if a modern model city was found in a fantasy world?

Now to clarify, when I say a modern model city, I don't mean simply getting New York and plonking it somewhere on fantasy land #27544. I mean a city specifically designed for the purpose of being ...
14
votes
10answers
4k views

Could solar power be utilized and substitute coal in the 19th century?

Would it be possible for a nation with 19th century to very early 20th century technology and history and hot desert climate to utilize solar power for electrical generation as a substitute for coal ...
1
vote
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 ...
2
votes
4answers
332 views

How would a Type I civilization not cook itself?

A type 1 civilization is defined as a civilization that can utilize the maximum amount of energy equal available to its entire planet, roughly 1017 watts for Earth. This is equal to the amount of ...
0
votes
1answer
93 views

Gunpowder in the 15th-16th century [duplicate]

If smokeless powder was already invented then and machines to help make rimfire cartridges, could a sub/light machine gun be invented?
6
votes
5answers
232 views

How can ruler support the invention of useful things?

Good rulers support invention of useful things. But this question has two sides. Support of invention Prevention of fake inventing Basis: Many inventions arise as side-effects of searching for ...
0
votes
1answer
253 views

There are diamonds 10 times tougher than ceramics, approaching some aluminum alloys toughness, are these diamonds useful as an armor? [duplicate]

According to this paper if diamonds are doped with some boron and nitrogen it will gain enormous toughness while retaining the superhardness characteristic of diamonds. This diamonds reach toughness ...
46
votes
14answers
9k views

How to preserve electronics (computers, tablets and phones) for hundreds of years

Let's say you wanted to preserve some electronics for 500 years or more in a museum. What could you do to preserve them in working order for hundreds of years? Deep freeze? Lead lined vaults? Vacuum? ...
-4
votes
3answers
84 views

How to compromise block chain force shield? [closed]

Set in the distant future, a notorious terrorist group infamously known as "51 Crew" is planning an ambush near the orbit of Thebe, Jovian moon. In the next few hours an armoured shuttle holding a ...
7
votes
8answers
325 views

Self-charging PCP Airgun

In my story idea the main character is given a PCP airgun with a sort of self-charging mechanism in order to commit certain covert operations by assassinating certain individuals. (Don't ask, he was ...
4
votes
5answers
304 views

How to detect gyroswords

So, in the land of futuristic feudalism, the board of sword duels has a dilemma. During a duel, one of the duelists added put gyroscopes in his sword. He claimed this was to improve his balance, which ...
1
vote
3answers
158 views

Could a pump jet be made in the 15th-16th century? [closed]

With the knowledge required, could the pump jet be created for use in ships in the given timeline? If not, what other forms of engines can be made in said timeline that can power ships without the use ...
15
votes
7answers
3k views

What kind of footwear is suitable for walking in micro gravity environment?

Set in the near future, the interior of the spaceship is coated with thin layers of Teflon approximately 10mm average thickness on top of titanium alloy which in case you are wondering it is weakly ...
3
votes
4answers
737 views

Can a one-dimensional blade cut everything ? (chainsaw) (Sword)

I was thinking in a character who has a...kind of Steam powered Chainsaw, and a sword, what make them special is because the blades of the chainsaw are one-dimensional, same with the sword, they are ...
7
votes
2answers
240 views

Ancient Egypt - Primitive Blockchain Technology

Premise The goal is to implement a bronze age version of blockchain in ancient Egypt to introduce a layer of security for the royal tombs. Tomb raiding was rampant, and at times even the legitimate ...
9
votes
1answer
152 views

Low-efficiency fusion propulsion?

I'm working on a fusion rocket concept for a hard science fiction setting. I'm envisioning laser catalyzed Proton-Boron reactors (low waste heat, aneutronic, 100% of their output being He4 Alpha ...
5
votes
3answers
97 views

Antimatter internal combustion engine

I have an idea for an extremely crackpot engine design for a future society I may incorporate into my story. What would happen is individual antihydrogen molecules injected into the center of carbon ...
4
votes
6answers
532 views

What benefits would translucent full body armour do for immortal beings? [closed]

Set in present day Egypt, a race of immortal humanoid beings were seen with a translucent body armour covering from head to toe. They come in peace and harbour no ill intents, that said their kind of ...
2
votes
3answers
315 views

Is there any advantage to have A.I. being able to experience loneliness?

Let get this straight being lonely is different from solitude, human is arguably one of the most successful animals ever to walk on two. The secret lies in social interaction, the early humans hunt in ...
6
votes
3answers
579 views

Humans have energy, but not water. What happens? [closed]

Suppose that through a "hand-wavium" genetic engineering coupled with nanotechnology the humanity was able to develop a body battery. How does this work? It provides enough energy for the human body....
0
votes
1answer
151 views

Could another species overtake us technologically? [closed]

Is it possible for another of Earth's species to catch up and overtake us technologically over the next million years or so? Assuming we survive that long as a species and our technology stagnates ...
31
votes
12answers
10k views

In the late 1940’s to early 1950’s what technology was available that could melt a LOT of ice?

In my story I’ve devised lore where Greenland becomes a US territory, and they begin populating the region. It initially just served as the hub for numerous military bases and airbases, but eventually ...
3
votes
8answers
346 views

Tactics for society with indestructible material

I'm thinking of creating a society with an indestructible material at its disposal, with molecular bonds impossible to break once it has been synthesized and cast. How would a society using this ...
53
votes
19answers
11k views

How do spaceships determine each other's mass in space?

Set in the distant future, space travel becomes prominent and cheap. I can imagine each spaceship would have a multitude array of sensors to track distance and relative position in space. Is there a ...
7
votes
2answers
221 views

Unearthing a landfill 50-100 years later [closed]

I am working on a post-apocalyptic world with relatively advanced small-scale militaries. In what ways are landfills useful as sources of rare earth metals, glass, or other materials? Edit: Mostly ...
3
votes
4answers
273 views

How would one optimize conventional modern weapons for fighting robots [closed]

Pretty straight forward What kind of conventional firearms would be best for fighting armored and unarmored robots. Is any particular round effective at destroying electrical components or motors? ...
15
votes
13answers
2k views

Logistics of a hovering watercraft in a fantasy setting

So in my fantasy world, there exists a substance that (when applied to the surface of an object) repels water in the same way a very strong magnet would. This allows boats to hover above the surface ...
3
votes
4answers
286 views

Regenerating Fuel Cell

I'm working on a powered exoskeleton design for my universe and I had an idea about how to power it. It works in this cycle: Water enters an electrolyzer powered by a massive betavoltaic battery ...
0
votes
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 ...
2
votes
3answers
205 views

Can a high power EMP generator keeps killer robots at bay?

Set in the near future, thousands of killer robots resemble those featured in the terminator film, I'm referring to the 800 series model are now marching in as we speaks. I am a sole survivor on a ...
4
votes
3answers
275 views

Could a technologically advanced civilization be possible without digital computers?

I've noted an interesting trend in Netflix, specially on Sci-Fi and hero series. The worlds often have these aesthetic characteristics: Computers are rare, very big or non existing Phones, but ...
3
votes
4answers
215 views

Could a Civil War tech society reverse engineer modern weapons/vehicles?

This is a continuation of my other question How does a mid-19 century military combat a modernized one? So, let’s say our USCA was able to destroy those damn meddling Bunkerites once and for all. ...
19
votes
4answers
2k views

In a post-apocalypse world, with no power and few survivors, would Satnav still work?

Assuming: there was no power, so there was no web/internet you had a mobile phone (one of the smart ones, not a basic one) powered by solar the phone had maps downloaded on to its memory card (so you ...
10
votes
10answers
3k views

How to transport 10,000 terrestrial trolls across ocean fast?

Trolls are about 30 meters tall on average and can weigh anything between 100 to 200 short tons at sea level. They can only be found to inhabit an island somewhere in the Pacific ocean and are in ...
-4
votes
4answers
229 views

I have two cellphones that are exactly the same, SIM card and all, and I make a call on one of them. What happens?

Say I had a cellphone, let's call it cellphone A, and made a perfect copy of it - SIM card and all - and let's call this one cellphone B. If I were to call someone on cellphone A, what exactly would ...
0
votes
1answer
133 views

What was the range of Greek Fire? [closed]

As stated above, what was the range of this Byzantine superweapon and could it be modified to increase its range? If so, how would the Byzantines have done it?
-1
votes
2answers
169 views

Alternate aircraft configurations - would any of them be valid substitutes for conventional tailplanes?

So I'm incubating a few alternate histories in my head. Many of them will butterfly away the Wright Brothers and many other familiar parts of history, and at least one has aircraft development as a ...
8
votes
6answers
270 views

How can merfolks stream video in a way much similar to our WiFi but underwater?

Right now merfolks are totally envious of us watching a live stream video of cat(fight) via WiFi or satellite internet, ok ok I get it's not the speed but its latency... Urrrr. Nevermind that I ...
3
votes
7answers
271 views

How could someone calculate all potential outcomes of an action?

In my universe, some individuals possess the capacity to assess all outcomes for an action. As you can imagine, this is very useful. The only way I can think of a plausible way to make that happen is ...
0
votes
1answer
95 views

1800's gatling gun as aircraft gun [closed]

I understand that by ww1 lmg's were already made and was far superior than the 18th century gatling but as stated above, if an 1800's gatling gun was to be mounted on a ww1 fighter for use in both ...
9
votes
7answers
1k views

Removing an item from a weight-sensitive pressure plate without triggering alarm [closed]

A character in one of my stories wants to steal a valuable artifact from a museum. The artifact is on top of a sensitive pressure plate, which is configured to trigger an alarm if the weight changes ...
17
votes
10answers
5k views

Is there a technology capable of disabling the whole of Earth's satellitle network?

Machine-based communication (and navigation) relies extensively on satellites. In the future, with the massification of 5G, more and more reliance will be put on satellites (e.g. the Internet of ...