Questions tagged [technology]

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

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37 views

If the sun stopped shining, could we survive? [duplicate]

As much as some people say that the sun is evil, it is a very important source of energy to us, so that if we concentrated 1% of the sun's power, we could power the whole world during 50 years. If the ...
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1answer
39 views

Air vehicles for birds

I want to make a race of sapient birds,they are starting their own industrial revolution. Is it possible for them to develop air vehicles even though they can fly without them??
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7answers
3k views

Where in the world can film in a crashed photo recon plane survive for several decades?

For a pen-and-paper RPG scenario, I want the player characters to find and salvage undeveloped film from a crashed early-cold-war or late-WWII photo recon aircraft. Where in the world is it most ...
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0answers
48 views

What would happen if the world pressure rose? [closed]

I'm writing a book based inside an artificially constructed atmosphere in a dome-like shape. This new "atmosphere" is designed to create more of an optimal environment, cancelling out ...
4
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3answers
98 views

Highest technological level one can reach without fire?

Oh hey, the cats from those old questions are back. So, since I doubt most of you have read those past questions, let me summarize the differences they have to normal cats: They have mildly opposable ...
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9answers
217 views

How could the sword be a viable weapon against modern technology, with the advantage of science-based superpowers?

The atmosphere in the Judging Hall was stretched so thin that it seemed like it would snap at the slightest blink of an eye. On one side of the hall sat the Master Judge and his guards, his hand ...
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6answers
119 views

Why would an experimental portal system become connected with a portal system in a parallel universe?

Backstory In around modern time in the United States there was a super secret science project, unknown to the general public. They invented an experimental portal system, allowing to teleport people ...
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11answers
4k views

What would cause a culture to keep a distinct weapon for centuries?

Imagine you have the stereotypical mysterious nation across the ocean. Their mercenaries are sometimes contracted into your army. They dress weird, talk with an accent, and have really odd weapons. ...
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1answer
73 views

What kind of companies and fronts would a humanitarian conspiracy have?

A humanitarian AI known as URAED has set up a one-AI infrastructure for supporting a conspiracy. This conspiracy being the intrusion, resource extraction, and deployment of humanitarian resources and ...
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13answers
4k views

Why would a flourishing city need so many outdated robots?

Near future, Boston, United States of America. This city brands itself as the leader in both medicine and quantum computing. The city looks awfully youthful and energetic; after all, they cured old ...
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11answers
3k views

How does 15th century beancurd delivery work?

The setting is the early 15th century C.E. My grandmother knew how to make delicious beancurd and it has since become famous as word spread like wildfire across the land. Business is good, as many ...
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7answers
144 views

How do android regulates heat without triggering IR scanner?

Imagine that a robot disguised as a child walks into an airport to board a plane. Because of the pandemic there are many IR scanners stationed at every entrances/exits within the premises. This ...
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6answers
898 views

Could medieval people make an electric motor?

It was suggested that a medieval people, with a readily available source of electricity, would develop electric motors and horseless carriages. I had thought these would be too complicated to make ...
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7answers
769 views

Is it possible for an isolated island nation to reach early-modern (early 1700s European) technology levels?

Background: I am currently writing my first fantasy novel and the nation/continent on which my story takes place is an island roughly the size of New Zealand. It consists of two nations who split off ...
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2answers
84 views

What could a medieval people do with electricity? [closed]

My world has magic batteries, created by an alien people. These theoretically have the power of a nuclear reactor, able to generate about a Gigawatt each, but you can lower the voltage and amperage to ...
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1answer
168 views

What is the possible way for internet to evolve into immaterium?

A few days ago I was choosing a gift for the New year. As I was standing in the gift shop and my sight was caught by the mug with memes. I thought that it looks like the internet somehow crawled into ...
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4answers
4k views

How do you detect and defend against micro blackhole cannon?

Set a hundred years into the future, an alien mothership antimatter engine has malfunctioned and to prevent a disaster they decided to eject the byproduct, a micro blackhole as massive as an empire ...
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1answer
92 views

How would harpies get supplies up and down their mountain homes? [closed]

Clearly, harpies can fly up and down between their mountain homes and the ground. They may be able to do this while carrying a considerable weight. But that's still the hardest, most manual way of ...
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3answers
1k views

Could a dyson sphere survive a supernova?

So, a civilization built a massive Dyson Sphere around a supergiant star. As the star ages, it begins to fuse iron. At this point, the force of radiation pressure cannot prevent core collapse, and ...
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10answers
2k views

Could 1950s technology detect / communicate with satellites in the solar system?

I'm working on an alternate-history story in which peaceful alien satellites are surveying the solar system and passively observing human activity. Many of the deep-space satellites would have been in ...
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4answers
446 views

Are these bio-tech implants possible?

I'm creating a post climate disaster world set several hundred years in the future. During the breakdown of society as we know it the vast majority of tech companies turned to creating implants to ...
6
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1answer
132 views

How can my shapeshifting superhero best prepare to fight crime? [closed]

Dave lives in a world where superpowers are extremely common, lending to the creation of superpowered crime fighters to combat the superpowered crime doers. What makes Dave special is that he has a ...
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3answers
181 views

Realistic protection from rayguns?

Ok, this is kind of two questions in one In a scifi setting where laser or plasma are the main weapons, what sort of system would be used to protect from the heat and radiation? My idea was a heat ...
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6answers
319 views

How would mermaids collect oxygen for their underwater cities?

I was thinking there might be a guest room for humans down in Atlantis. But this raises a question: how would they get enough oxygen for their guests? Mines have various techniques for oxygenating ...
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5answers
97 views

Alternative power that produces smoke

I have a post-apocalyptic world that is devoid of plant and animal life, although because of underground bunkers containing stored chemical materials and underground gardening,reservoirs,and mining, ...
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5answers
542 views

What creative use four armed aliens can put their arms to?

The related question about possible weapons for four-armed humans provoked me to ask one of my own. I have a technologically advanced (to somewhere of the Mass Effect levels of technology) alien ...
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2answers
187 views

Piercing the brain stem as a painless way to go, a reliable method?

In my world, a doctor needs a reliable way to kill a human quickly and painlessly. The original concept on how to do this involved the use a long spike extending into each side of the head and ...
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2answers
259 views

Making a plasma weapon (somewhat) realistic

I want to write a sci fi story where the main weapons in the setting are rayguns that shoot beams of plasma. The gun works by having a magazine filled with gas, a gas chamber, a chamber that energizes ...
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6answers
714 views

Why would combat robots with DNA-based biocomputers tend to go berserk?

In my universe, there exist these canine robots called the Kynigóskylo-Types created to hunt and kill specific species of mutated animals. Kynigóskylos get controlled by DNA-powered bio-computers (...
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4answers
99 views

Propulsion or Space Elevator

In a sci fi setting I'm writing, gravity can be easily controlled and gravity propulsion is used to push starships through space. I had the idea of space elevators being used to get on/off Earth but ...
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1answer
78 views

Can combustion light gas guns use metallic hydrogen or something else to retain the compactness of a bullet

Can combustion light gas guns use metallic hydrogen or something else to retain the compactness of a bullet and its casing and would this mess with my world (it has a decently high tech level and the ...
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6answers
158 views

What natural barriers can exist to prevent a multi-purpose demon seal from being created?

Seals are magical runes meant to restrain and restrict the movement of demons, limiting their range of movement and trapping them within the seal itself. Their are three variations of seals created ...
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4answers
250 views

Does military might affect scientific development?

On Earth, at least in the United States, most marine science vessels are decommissioned Navy vessels. After all, it is far cheaper to reuse an old ship than to build a new one. The high weight ...
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3answers
121 views

How would nanobot replicators affect the economy? [closed]

So the year is 2150 and the first nanobot replicator has been released on the market. They cost about $150 and can produce a cubic foot of material. They can replicate any object that is scanned or ...
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13answers
3k views

Is technology a natural consequence of civilization?

Can a civilization be highly evolved as far as culture, ethics, societal norms, laws, language, literature and arts, but not ever come to develop any sort of advanced technology besides main practical ...
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2answers
219 views

Do cards require the printing press?

Pretty straightforward. I know playing cards arose with the printing press, but would it be impossible to have some before the printing press is invented? I’m mostly looking at divination cards, ...
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11answers
2k views

How to best use my hypothetical “Heavenium” for airship propulsion?

The inhabitants of my Earth similar world have a preindustrial society, but have managed to create airships. These use plywood, hot air and relatively thick material for the envelope. But these ...
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7answers
1k views

Firework-based ranged weapons?

This is an odd question, but one that has been taunting my mind for a while. I had the idea of a weapon which used a firework, or something similar to a firework, for ammunition. I'd prefer it to work ...
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3answers
2k views

Easily Produced Fluids Made Before The Industrial Revolution - Which Ones?

My society has solar thermal energy filling in the role of coal in the 19th Century, as described in the accepted answer here: Could I have a 19th Century American Society Develop Solar Power from ...
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7answers
1k views

Preindustrial airships with minimalist magic

I want to create a world where there are large airships, but the technology available is still basically pre industrial. I don’t think there is any way to achieve this without using magic (if you can ...
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2answers
114 views

How Much of A Planet-Sized Spaceship is Useable? [closed]

Okay, let's say we have a spaceship the size of a planet. Let's put the radius at 3 Earth radii, and the mass at 7.5 Earth masses. Its hull is made of a space metal with a density of 3500 kg/m^3, and ...
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3answers
114 views

How to protect yourself against alien microbes without a space suit?

One of the main problems when dealing with alien life would be that of microbes. Having evolved under completely different circumstances, first contact between any two different alien species could ...
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15answers
7k views

What would be the most efficient and cost effective way to stop a star's nuclear fusion ('kill it')?

I want a group of freelancers on a spaceship to stop a star from functioning. No government funding and they have to get creative. What would be the cheapest way for them to achieve this? I know we ...
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3answers
133 views

Advantage of miniguns being military standard?

I'm writing a sci fi fiction based on mass effect, different from the series though. In it I've made humans terrified of an alien invasion/genocide so they focus on firepower/rate of fire or both. ...
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1answer
80 views

Muscle powered cars?

So, I think energy from fat/sugar is more densely stored than energy from batteries, as covered by xkcd here - https://what-if.xkcd.com/128/. People are also working on lab-grown meat/muscle, often ...
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4answers
362 views

Could I have a 19th Century American Society Develop Solar Power from Blueprints?

My inspiration was this: Could solar power be utilized and substitute coal in the 19th century? My world is this: Rail Transportation with Races Described Below - Specifically, Seating My people are 2,...
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2answers
53 views

Can a robot which flies like a bat have telescopic wings?

Working as a continuation of the concept I mentioned in my previous question, my character is building a flying robot, which has wings which function much like those of a bat. The robot in question ...
4
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2answers
156 views

Marriage keys for a society with polyamorous marriages

In Beds for people who practise group marriage I describe how marriage works on the world of Thirdrock: in essence, these people practise polyamorous group marriage, with a marriage consisting of at ...
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2answers
236 views

Rail Transportation with Races Described Below - Specifically, Seating

I'm currently building a world for a D&D (Dungeons and Dragons) set in the far future, where humans have escaped from a nuclear war roughly 100 years from 2020. Humans have started coming back 200 ...
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16answers
7k views

How to avoid boats on a mainly oceanic world?

On an Earth-like planet with clustered continents and large oceans, like Pangaea, the easiest method of travel would be boats. However, I am looking to avoid humans using boats. I define a boat as ...

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