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Questions tagged [technology]

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

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1answer
35 views

Could an eternal or near-eternal battery exist?

It would obviously utilize a much more powerful substance than simple electricity. Maybe plasma could constantly be siphoned from the infinitude of stars in the universe to keep the battery charged ...
2
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2answers
52 views

How is warfare affected when armor has (temporally) outpaced guns? How can guns compete?

This a follow up on the previous post that asked how strong graphene armor would be and the general conclusion is that we have idea sadly. So in this post I will ask a more relevant question. If ...
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4answers
60 views

What makes an unstoppable droid army? [on hold]

So my question is what would make an army of droids unstoppable when facing against humanoid species? (specifically how would droids be designed) For context one person sets foot on a planet with ...
5
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0answers
79 views

How strong would graphene armour be? What is the best design?

For quite some time I wondered how strong graphene is as armour. Don’t get me wrong, I understand what graphenes is and would no doubt make excellent armour. I want to know how good it would be ...
6
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4answers
101 views

Are laser-stars the better missile carriers in space warfare?

Laser-stars are war-spacecraft optimized to accommodate a huge laser weapon capable of eliminating an enemy thousands of kilometers away. They will usually have enormous radiators to deal with the ...
3
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1answer
63 views

Social Media for Blind Aliens

The Xy: There is a sentient alien species called the Xy, which primarily relies on its sense of touch, smell, and hearing to make its way around the world. Physiology: Due to evolving in dark ...
5
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5answers
238 views

Could Modern Satellites Monitor the Whole World's Military Movements

The premise here is that a government is already secretly using satellite imagery to record every surface of the Earth and automatically catalogues probable military assets and movements using image ...
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0answers
67 views

Which of these technologies (on this list) is the best to explore in my story? [on hold]

The list is a bit long but I was wondering if you could help me . Over the last few months, I've been editing the "List of hypothetical technologies" page on Wikipedia. I am terrible at picking so I ...
5
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3answers
178 views

High power microwave weapons for future spacecraft in somewhat hard sci-fi setting

In my somewhat hard sci-fi setting I'm thinking of using a high powered microwave weapon as the secondary armament of my ship to supplement the missiles it would carry. I was thinking it would be a ...
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2answers
95 views

Can a turbine mechanism work to generate energy from a lightsaber/beam saber? [closed]

The turbine mechanism is surrounding a lightsaber or beamsaber like a sheath or scabbard on a sword, or like a cylinder tube. The turbine is inside the sheath and looks like a blade ring facing the ...
9
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4answers
201 views

what could be used for flexible piping in the 1780s

How and out of what could flexible, thin air-tight tubes be made of at around 1780? These tubes need to be around a centimeter wide, with a 7.5 mm tube going through it. It must also be heat resistant ...
5
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2answers
176 views

Would building a large underwater dome be possible with European Renaissance technology?

So my novel setting is a pseudo-European continent that is at a Renaissance level of technology, and over the past century has experienced rampant sea level rise. I’d imagine that this would present a ...
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4answers
197 views

Fantasy Air-Ship Design

I am a little obsessed with the 'Planetary Romance' genre - Edgar Rice Burroughs etc - and especially the idea of a setting in which interplanetary travel is in craft that resemble ocean going vessels....
0
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1answer
86 views

Theoretically, can two hearts be connected with a pump between them? [closed]

Like, if two hearts are outside of the bodies, could the two hearts be connected and function, using the blood from the people they came from, if the people had compatible blood types? The hearts are ...
1
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1answer
145 views

Thermal airship in ancient Rome [closed]

Could a thermal airship be made by the roman empire? If so how long would it take and how would it work? what are the limitations? And if it can't work, are there any other forms of aircraft the ...
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19answers
7k views

Is it realistic that an advanced species isn't good at war?

A non-human society is engineering minded by nature and is extremely advanced, to the point where they (with wide-scale community effort) have learned how to create wormholes and have practical space ...
3
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3answers
187 views

What would be an resonable amount to fund mechs while not pulling other resources form other projects? [closed]

I have already came up with the pseudoscience to explain how and why the mechs work (they're basically Gundam) but the problem I keep running into is the funding. An important thing is that ...
11
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12answers
884 views

What are the most important factors in determining how fast technology progresses?

What are the most important factors in determining how fast technology progresses? And roughly how fast might that be under optimal circumstances? Innovations have to be dreamed up, but there must ...
5
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9answers
476 views

Are starfighters a realistic evolution of space naval warfare?

I’m making my story as close to real and theoretical science as possible. I remember reading an article a while ago saying realistic space warfare would be capital ships engaging in missile warfare ...
4
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4answers
168 views

How much industry is required to keep maintain in a western living-style for 10000 people?

I'm trying to design space habitats and need some estimates on this. Maintaining the lifestyle means that they are capable of produching anything you could get in the West today and are capable of ...
2
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2answers
125 views

Civilization on an Earth-like planet without using waterways for transport

On Earth, civilization grew up around river valleys. Rivers are useful as a water source, a food source, and a waste disposal system, but their most important function to a civilization is enabling ...
7
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7answers
195 views

Android vs. Biped/Humanoid Robot in the Military

In the story I am writing, a robotics company receives funding from the military to create a prototype for a combat android capable of passing as human but I am having trouble justifying the need for ...
2
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3answers
120 views

Impact on the Environment of a Steam-Powered World

So in the world I've been creating, I decided that the inhabited world (which is actually pretty small because of reasons) uses steam power as its main source of energy. This inhabited area is about ...
5
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3answers
245 views

Can Humanity Expand to the Oceans?

Consider a large landmass such as Australia. Imagine if they hypothetically wanted to expand their borders, but they already used up all of their landmass, including the deserts. Could humanity find ...
5
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2answers
395 views

When is the earliest in Earth history when Grade 5 Titanium alloy could be made, assuming one knows the formula and has the feedstock?

Bob the time traveler has a problem. He went to 75,000,000 BC to get some dinosaur eggs (don't ask) and his time machine re-combobulator broke and a big chunk is missing. Fortunately he can still ...
3
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3answers
147 views

Would an exoplanet highly rich in Iron (and other metallic properties) have any effects on technology?

Im working on a story about a new exoplanet discovery and its subsequent "Near Future" colonization. The planet is close to its parent star. As such, I have decided to give it a sizeable molten iron ...
6
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4answers
3k views

Plausibility and performance of a composite longbow

English Longbows were typically selfbows made of yew, and were pretty effective at what they did, however, I’ve heard before that while composite bows, like the Mongolian, could have less raw power, ...
5
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2answers
188 views

Travel distance across water in early prehistory

I have a species which is about half the size of a human. They live on a continent composed of large islands. I'm looking at their migration history. The thing is, I'm likely to have the origin of ...
5
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3answers
183 views

How much damage could a complete loss of technology cause?

I'm working on an idea for a story. It takes place in the somewhat distant future, say 200-300 years. Some time between now and then, an event occurs which causes all computers to simultaneously fail. ...
18
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7answers
4k views

How to make classical firearms effective on space habitats despite the coriolis effect?

The direction of the force will always be perpendicular to velocity and pointing to the opposite side of the rotation direction. In plain terms, any object traveling in the rotation plane: up (toward ...
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4answers
152 views

Human colonies beyond Pluto (on a potential ninth planet)

To be able to colonize another world, there are some requirements; the harvesting of energy, enough recourses, handling of the environment (pressure, temperature and gravity and so on) and ...
3
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4answers
180 views

How Fast Can A Weightless Human 'Swim' On Air Using Medieval Tech?

This world has gravity, air, and clouds. If humans are weightless yet still has mass, it's gonna take some force to accelerate them. How fast can they move on air, say, if they had fins like divers? ...
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1answer
106 views

What would make an ideal stationary night vision device?

In a futuristic world, on a small military spaceship, I want to give it an external camera/telescope-like device that has incredible night vision so it can see the landscape underneath the ship in ...
23
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4answers
3k views

How quickly would a wooden treasure chest rot?

Suppose a wooden treasure chest is placed in an underground dungeon in a medieval European climate. The chest is as sturdily built as is practical, but isn't protected by any kind of magic or advanced ...
21
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13answers
5k views

Fantasy Military Arms and Armor: the Dwarven Grand Armory

I'm having some trouble coming up with arms and armament for my fantasy world's dwarven race. I have a few ideas for what they could wield but I'd like a few more to really make this army feel Alive. ...
4
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2answers
191 views

Wich knowledge would persevere in this post-apocalyptic world?

First of all: sorry for my english. I'm writing a post-apocalyptic book and I got some simple questions before I can finish shapping its world. In my fiction, the world fell apart (doesn't matter ...
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9answers
3k views

Why not use futuristic pavise ballistic shields for protection?

Working with a world with relatively high industrial technology, including good materials technology but no energy weapons or the like but modern-day ballistic technology. Why not use the equivalent ...
1
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2answers
344 views

What can prevent a super elevator to a space station from being invented?

Let's say that space around earth has no debris. Super elevator is some super durable cable between a space station and earth by which some elevator can travel. Space station is in geostationary orbit,...
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1answer
229 views

Medieval/renaissance superweapon [closed]

Using the technology available at the time, what kind of superweapon could the medieval or renaissance age produce?
5
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3answers
348 views

Magnetic thread storage?

Is the data storage based on magnetic threads instead of magnetic tape possible and practical? Particularly, magnetic thread cassetes with endless loop (which is easier with thread than with tape). ...
3
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1answer
203 views

What technology can be used to create liquid suit? [closed]

I'm new to WorldBuilding, so please let me know if I'm doing something wrong or should add more information! Thanks in advance. Explanation Liquid costume/suit is technological solution of future ...
4
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3answers
202 views

Yet another low-tech device alert

After seeing this question, a similar but IMO harder question came into my mind: what if the magical alert is non-mechanical? Let me explain: Similar plot, low/mid-tech world, no industrial ...
10
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10answers
5k views

Given current technology, could TV display screens double as video camera sensors?

This was inspired by this YouTube video titled "Why all solar panels are secretly LEDs (and all LEDs are secretly solar panels)" and the fact that speakers and microphones are similarly related. So ...
4
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4answers
2k views

How would a low-tech device be able to alert its user?

Assume a low-tech scenario, no Electricity, more or less iron age tech-levels. Some people in this world carry devices the size of a modern compass. Within is a very thin (like hair, but of lighter ...
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1answer
153 views

Can I use a living organism as exotic matter for interstellar travel?

Would it be possible to use a living organism as unobtainium for interstellar travel? Would it make any sense? The story I had in mind would use them as the main bad guys seeking vengeance on those ...
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2answers
158 views

Ancient City Expansion

I want to write about a city in environments like the grasslands in France. Its progress from its rise until its fall. Could the city expand to an empire in one or two generations? (Middle ages ...
4
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6answers
219 views

Technology to see an invisible being

I have a world where there are two types of beings. One type, let's call them X, exist in our "dimension," and the other, let's call them Y, exist in another "phase" or dimension. Only 10% of X ...
11
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5answers
279 views

Preconditions for 'Classical' Space Fighters and Carriers

Let's say that I, like many other worldbuilders before me, want to have 'classical' (space-operatic) space fighters and carriers in a space setting. However, I don't want to do it by fiat and ...
5
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1answer
425 views

Post-apocalyptic aircraft

I have a post-apocalyptic scenario, set in the ruins of an American metropolis with flooded streets. Boats are used most of the time, but aircrafts have advantages, for battle or if you have to get on ...
0
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3answers
146 views

Could Devils Tower Be the Model for Rapunzel's Tower?

Many adaptations of the Brothers Grimm tale of Rapunzel have come up with ways to make Rapunzel's tower so unscalable that the only way up is to ask her to let down her very, very, very long hair. ...