Questions tagged [technology]

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

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-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
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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 ...
2
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4answers
337 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 ...
8
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2answers
134 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
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2answers
223 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?"
14
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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 ...
2
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3answers
127 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
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2answers
156 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 ...
1
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0answers
85 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 ...
46
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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? ...
0
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1answer
97 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?
19
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18answers
4k views

How can I explain mind control without using magic?

Mind control is a favourite tool of science fiction writers, it allows us to make certain characters do things that they would normally never do without the hassle of explanation. But hard science ...
0
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1answer
257 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 ...
6
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5answers
234 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 ...
4
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5answers
313 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 ...
22
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5answers
2k views

How might you detect a “life sign”?

It's a common trope in science-fiction: "scanning for life signs". A few taps on the screen, and you get an instant population count, often with the ability to distinguish species, and even personal ...
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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 ...
15
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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 ...
1
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3answers
159 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 ...
7
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2answers
249 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 ...
3
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4answers
739 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 ...
5
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3answers
100 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 ...
14
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2answers
2k views

Glass rot - could we survive it?

In the near future on our own planet of Earth, an odd plague has descended from space. It affects glass. Any glass whether natural or man-made turns into powder. The chemical elements are the same, ...
4
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6answers
536 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 ...
3
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3answers
318 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 ...
7
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8answers
1k views

How to prevent self-modifying A.I. from removing the “kill switch” itself without human interference?

All A.I. comes with a built-in safety mechanism that prevent their kind from ever doing harm to a human or humanity, it is the last straw should they pose any real threat to our safety. A century or ...
6
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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....
53
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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 ...
31
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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 ...
0
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1answer
152 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 ...
3
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8answers
349 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 ...
3
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4answers
290 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 ...
15
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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 ...
7
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2answers
230 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
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4answers
280 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? ...
36
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9answers
6k views

What would limit the size of a sail-powered sea cargo ship using modern (or near future) technologies, and how big could we go?

Fossil-fuel-powered shipping is obviously much better than old-school sail-powered ships for moving cargo around. But if winds were predictable, fossil fuels rare and solar/nuclear power not an option ...
4
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5answers
1k views

How long will our technology last?

Say there's some sort of apocalypse. A few hundred years from now, the ruins of our civilization will still be standing, but what about our technology? Obviously computers, robots and complex vehicles ...
6
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3answers
377 views

What ways are there to keep a steady altitude with large fluctuations regarding load?

Setting: In my world I've introduced some science-defying material. I use it to grant the ability of flight to airships that are less Hindenburg-y and more ship-y. They are not literally ships that ...
-3
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12answers
675 views

If bulletproof clothes become commonplace, how would law enforcement keep peace and order?

I'm currently writing a techno-thriller as a hobby, set in the modern world. Some scientists managed to create a mix of kevlar and carbon nano-tubes that can be bonded with regular textiles and ...
2
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3answers
226 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
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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 ...
0
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4answers
110 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 ...
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4answers
236 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 ...
19
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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 ...
14
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15answers
5k views

Can there be a long-range railway system without industrialisation?

Consider a civilization with pre-industrial, possibly even pre-gunpowder technology, but the economic incentive to have continent-spanning railway tracks. Would it be possible for them to build those ...
3
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4answers
226 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. ...
10
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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 ...
12
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11answers
7k views

What would a steam locomotive look like if steam power became yet again the main type used in rail transportation?

Assume in the very near future almost all rail transportation would return to steam-powered locomotives. To define it exactly, I mean solid fuel is burned inside the locomotive, which boils water, ...
6
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2answers
270 views

How do mermaids map ocean currents?

Humans lay road to gain fast access to distant places until aeroplane is invented, I would presume the mermaids living underwater can make use of the strong water current to get around the ocean ...
-1
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2answers
172 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 ...