Questions tagged [technology]

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

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0answers
51 views

What would be day to day life like, for people during a renaissance like period in a world I'm building [closed]

Like I said, what would people eat, what would they drink, how'd they spend their time. I realise this isn't really a hypothetical question, rather a question that requires some information from an ...
2
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4answers
1k views

What would the proposed advanced civilization be like in the Young Dryas? (12,000 years ago)

It has been proposed that an advanced civilization existed 11-12,000 years ago and was wiped out by a comet strike which hit glacial ice and caused a massive flood. Remnants of this civilization are ...
9
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6answers
461 views

Could we build a massive “Ark” type space station with current technology?

Armageddon is coming. A giant Texas-sized meteorite on a collision course with planet Earth is discovered in 2020. It will hit Earth in 2030 and will wipe out 90% of living things including humanity. ...
29
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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 ...
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4answers
427 views

Newton's 3rd law & Quantum entanglement

Once a long long time ago a guy called Newton came up with a law he called his 3rd law. "The laws of motion" Everyone knows about "Every action has an equal and opposite reaction" My question here ...
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5answers
354 views

Making the God-Hand Make Sense

In my world an advanced alien civilization are worshiped as gods by the human population. As the gods have better things to do than actually spend time interacting with the local fauna they created a ...
5
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8answers
2k views

How can I minimize the damage of an unstable nuclear reactor to the surrounding area?

Gods in this universe inhabit a higher plane of existence. Their spirits inhabit large, humanoid forms upwards of 30ft, and watch over humanity by protecting it from outside threats. On occasion, a ...
1
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3answers
207 views

Real-time planned economy with feedback

What about a society that would function the following way: Someone creates an idea of a product or service and posts it on a special site in the Internet. People vote for the idea indicating amounts ...
6
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4answers
948 views

Would it be possible to set up a franchise in the ancient world?

The night queen has invaded the northernmost part of easteros with an army of ice wightwalkers. They have surrounded a castle called summerfall, trapping our heroes inside. Various armies of different ...
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7answers
3k views

What city and town structures are important in a low fantasy medieval world?

I've been working on a procedural map generator that draws cities and towns on continents and islands and I've gotten to the point where I'd like to add lists of structures to the settlements. I know ...
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1answer
113 views

Bolt-action rifle in the 15th-17th century [duplicate]

Lets say a nation around this timeline was making research and advancements in firearms. Other than a flintlock or breech-loader, is it possible for them to produce a repeating bolt-action rifle? ...
13
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4answers
2k views

With today's technology, could iron be smelted at La Rinconada?

La Rinconada, Peru is notable because it has an effective oxygen concentration of only 11%, leading to the need for special techniques just to keep a fire going, and preventing the use of combustion-...
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8answers
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How can my ancient Roman civilization develop effective steam power for use in ships?

Following on from this question which specifically asks about the consequences of aeolipile development, how can my ancient Roman civilization develop effective steam power for use in their ships? I ...
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0answers
48 views

Could a steamship be built somewhere during the 14th-17th century? [duplicate]

Could an earlier and simple variation of the steamship be built around the 14th-17th century? If not, are there alternatives to having a ship not powered by sails?
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2answers
100 views

Would a medieval-type castle still arise in an alternate history? [closed]

So, to set the background a bit. I'm writing a story that is an alternate history basically diverging midway through the 1st century BC: the roman empire falls. Here I am looking at a Germanic people ...
2
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1answer
226 views

Highest level of 1930's Technology possible [closed]

Backstory I have a character who goes back in time to plant an idea in the minds of government scientists during the 1930's. The idea is to analyze a DNA sample and recreate it for future use in the ...
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3answers
187 views

Can magic and technology coexist? [closed]

Some background The world I am working with contains 5 (and a half) realms, two of which are more like reality, one realm with magic, one without. The realm without magic is presented as the world ...
13
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5answers
3k views

What is the minimum required technology to reanimate someone who has been cryogenically frozen?

As part of the story I am writing, an individual is reanimated with relatively crude cryogenic technology. Given the constraints of biology, what would this entail in terms of real/current (or ...
9
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4answers
965 views

What would happen if I showed the Vikings advanced technology? [closed]

Today, I answered a question in an essay which related to time travel and what I would do if I could go back to a historical period. This got me thinking, and I came up with a hypothetical scenario in ...
4
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2answers
151 views

Atmospheric pressure engine train in the 15th-16th century

With the knowledge and tools required, could an atmospheric pressure engine train be built in the 15th-16th century? If so how effective would it be and what change would it bring to the world in that ...
3
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0answers
120 views

Is it possible for industrial revolution to happen without colonialism? [closed]

As we all know, with Christopher Columbus re-"discovering" America in 1492, the wondrous Age of Discovery began - and with it new dreams of conquest and wealth, that became realized in the way of ...
45
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8answers
9k views

Can coins be made out of concrete or cement?

Would it be possible to make coins from concrete with designs like the metal ones?
5
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3answers
154 views

Would a life form with the intelligence of a human but without an appendage for manipulating its environment be able to have advanced technology?

On another planet there is a life form that has the same level of intelligence as humans on Earth, but it has no appendage to manipulate its environment. It has similar social structures to humans ...
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0answers
58 views

How might teleportation to or from a place far from a teleportation device work? [closed]

In many science fiction television shows, and movies characters are teleported from the space ship to a planet, and vice verse, even though the planet has no teleportation device on it's surface, and ...
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3answers
219 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
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3answers
240 views

What would a car look like for an animal with eyes on the side of their heads?

Imagine an animal like a cow in regards to eye positioning; they can look forward to lessen their frontal blindspot a bit but assume that doing that for a prolonged amount of time is straining. What ...
5
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4answers
761 views

Where would water come from in an underground colony?

A large solar flare event ignites the atmosphere of Earth, but luckily, humans have been preparing for an event like this for some time. We have a fairly large shelter around 2.2 kilometers ...
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12answers
400 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 ...
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3answers
2k views

Is a self contained air-bullet cartridge feasible?

In my world, there is no access to modern or traditional gunpowder. I was wondering if a dedicated technician with a modern shop (cnc machines, and a surplus of parts and raw material, etc) would be ...
6
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3answers
267 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 ...
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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 ...
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2answers
183 views

Feasibility of ocean-spanning railroads? [duplicate]

I answered another question with the possibility of a world-girdling railroad. Another poster on that thread did not feel that was viable for Earth. I've been pinging around on the Internet ... I find ...
3
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2answers
129 views

Flywheels for high altitude airship control

Airships in RL are not very great in combat for various reasons. However in my setting there is Unobtanium that is repelled by gravity, instead of being attracted. A lump of Unobtanium can be used ...
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17answers
7k views

How could indestructible materials be used in power generation?

Background: In this scenario assume technology is initially equal to our own, but a method is discovered to render material indestructible. The affected material is treated as requiring infinite or ...
61
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38answers
16k views

Why would technology dictate graphical interfaces to be rare on spaceships?

This question differs from that question in that the other question is asking about a change in history while this question is looking for a change in the future. In a near future setting I am ...
4
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1answer
140 views

Can Roman-age tech break up harder metals?

This question is a follow up to my last one about silver So silver and presumably all metals of lower and equal hardness can be broken down with muscle and stone tools, by forming droplets, using ...
7
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5answers
376 views

Modification to Chariots for Heavy Cavalry Analogue for 4-armed race

I have a 4-armed race in my world that is the predominant species of a country. [ Country A] This race is also too heavy to ride horses as cavalry. A major enemy of this country is a human race that ...
23
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3answers
3k views

What knowledge of the reasons for steel strength did medieval smiths have?

What did smiths/metallurgists know about why some steel was stronger than other steel in the early 15th century in Western Europe? I want to know so I can determine whether my mages could come up ...
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5answers
383 views

In a SciFi world, how could a “suit” cary 1000X+ times the wearer's weight/volume?

First question here; not sure how well it fits this site... I'm looking for a reasonably believable way to explain how someone could walk around in a space/combat suit (not a giant robo-suit; more ...
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6answers
1k views

Could you fly airplanes on Jupiter?

Perhaps you've flown in a plane on an especially cloudy day when all you can see are clouds beneath and above you. It's a beautiful sight, strata'd white all around. So what if the plane were flying ...
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5answers
1k views

Could an aircraft fly or hover using only jets of compressed air?

In a world with practically unlimited energy and advanced technology they have no need to burn fuels for energy or even use fire. To travel around their huge planet cities they use aircraft and hover ...
9
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7answers
2k views

Is it logically or scientifically possible to artificially send energy to the body?

Is it possible to use a power plant-like machine to create small amounts of electrical (or other) energy directly inside the human body, making it such that the human has energy for activity without ...
9
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1answer
157 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
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4answers
368 views

How long would a stoplight work after the apocalypse?

The apocalypse has come! Everything is dead, and I do mean everything. People. Animals. Plants. Don't ask how, I'm not entirely sure. Let's assume this town is in an out-of-the way area as far as ...
4
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3answers
228 views

need help building a convincing Airship steam engine room [closed]

Building a world with airships that are powered by steam engines. Big boiler, water tank, lots of coal. Enormous engine room. Propellers, masts with huge sails. There are steam-powered automatons in ...
4
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3answers
207 views

How to have a robotic whip move effectively?

I recently read The Prefect (now named Aurora Rising) by Alistair Reynolds. The book is about a police force protecting a belt of space stations. The local democratic regime has mostly disarmed the ...
9
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7answers
2k views

Far Future, Space. Most plausible way to store short-term energy?

Please assume the following: A spaceship in the far future. Output: The ships systems have a high base demand of energy and sometimes you need extreme amounts of Energy in a very short period of ...
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2answers
169 views

Killing TV Presenters by Audience Consensus - Diss Topia

In a dystopian world (Diss Topia) of the future, being a TV presenter is a hazardous job. All viewers have the ability to vote to save or kill a given presenter while they are on air (more ...
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3answers
158 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 ...
24
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10answers
2k views

How can spacecraft manufactured on the moon be powered?

Background: The moon has been selected as the base for human space exploration. Rather than ship tonnes of material out of earth's gravity well, interplanetary spacecraft and space stations will be ...