Questions tagged [technology]

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

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43
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12answers
7k views

Does knowing a technology exists make it develop faster? [duplicate]

Let's say aliens arrive on Earth and demonstrate that Fusion is possible and leave (and don't tell us how). Would we develop Fusion technology faster without being told about how it works by the ...
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25answers
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How would travel classes be delimited in a world where teleportation is omnipresent?

The year is [Random number between 2100 and 3000], and Earth is now covered in a tight network of teleporters that have replaced all other modes of planetary travel. Only those wishing to travel to ...
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20answers
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What could be the right powersource for 15 seconds lifespan disposable giant chainsaw?

Imagine when a jet fighter swoops in to drop a 400 pounds giant chainsaw to you just so that you can use it to grind down one problematic enemy into a pulp then discard it a foot away from you. What ...
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31answers
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A way of getting the water to the top of the tall building without electricity?

First, let me explain the situation. Post-apocalypse setting, a group of humans (let's say around a hundred of them) have to find safe places to live at, protected from animals, bandits, and other ...
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20answers
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Why would super-advanced aliens go undercover as humans?

A common sight in science fiction is that aliens pretend to be human (For example in Third Rock from the Sun). Obviously if the aliens are advanced enough to disguise themselves as another ...
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28answers
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Why buy tech from the future?

The Demonstration You're a rich, successful CEO/capitalist working in the electronics business. Your R&D division is exceptional and routinely fabs state of the art processors at bleeding edge ...
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15answers
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Keeping supplies for 1000 years

My main protagonist is going to fast-forward himself in time by 1000 years. He will simply reappear in the same place (marked by a small beacon), the process being instant for him (no hibernation etc)....
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13answers
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On our way to Mars: how do we do the laundry?

A human crew of 6 has been sent on mission to Mars The lowest energy transfer to Mars is a Hohmann transfer orbit, which would involve an approximately 9 month travel time from Earth to Mars, about ...
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10answers
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What effects would a change in the nature of human sexuality have on society and infrastructure

Consider a group of humans at a bronze-age to early iron-age technological level colonizing a new earthlike planet. There is just one difference - there exists on the planet something which changes ...
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19answers
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With current technology, what would be the best way to store energy for future generations?

Let's say that the world has successfully converted and only depends on renewable resources for our home energy needs. In fact, we have a massive surplus - currently in the form of raw electricity ...
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16answers
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What difficulty would the Roman Empire have besieging a fantasy kingdom's 49 m wall?

I'm trying to work out the logistics of a little fantasy-historical piece I'm working on. Rome at the height of its power (c. 117 CE) has decided to invade a fantasy kingdom up north. It has a ...
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5answers
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Why would PMCs be in politically-unstable places, as opposed to waiting in comfort to be called?

I'm writing a story, based vaguely off of the Stars Without Number system. There are lots of things bugging me, but by far the biggest issue is this: the military contractors and bounty hunters and ...
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20answers
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How do you solve the copied consciousness conundrum without killing anyone?

What do digital immortality, teleportation, the show Doctor Who, and a horror game released in 2015 have in common? The idea of copied consciousness. Each of these examples relies on copying the ...
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22answers
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Realistic Future Jobs for Men and Women

I'm trying to figure out realistic futuristic jobs for my characters. We're in a verge-of-singularity world, 15-25 years in the future. Convoluted neural networks and their even more awesome near-AGI ...
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7answers
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Hard Sci-fi energy shields

I'm making a fairly hard Sci-Fi story, and I was wondering what the most scientifically plausible 'energy shield' (for ships and stations) would be. My world tries to remain true to basic physics, but ...
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10answers
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Could a technological society develop without wood?

Imagine a world things evolved slightly different: plants never evolved into trees. There are bushes, herbs, mosses, etc, but no trees. Thus no wood to make planks, nor for building. Given abundant ...
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5answers
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Doing chemistry under water?

Aquatic races are usually assumed to be stunted in technological development by the inability to create fire or forge metals. But what about doing chemistry at all? The development of chemistry in ...
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16answers
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What would be the benefits of cauldron usage for witchcraft?

A cauldron is a giant, iron pot that witches use in the creation of potions. These potions serve a variety of purposes, and it was customary for any self respecting witch to own one since the old days ...
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15answers
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Is it plausible that a country developed steam engines before gunpowder?

Man, I really have to find a way to stop getting into logic dead-ends. So, in the story I’m writing, there’s this country that developed big bad war machines that run on steam engines. The way they ...
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12answers
11k views

Can we build a world in 1,000 years?

We have a fleet of sub-light speed generation ships and associated engineering devices/ships. Their original world can no longer support their species, and they must move to survive. The fleet of ...
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19answers
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How can I keep the computers on my spaceship from temperature related death after a hull breach?

Spaceships are a peculiar thing. We've got them in all forms, sizes & colours. They have vast computers needed to do all the real-time calculations required for astrogation. Assuming our ...
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17answers
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In an underwater society, would the wheel ever be invented?

In a different question, someone mentioned "technology dichotomy", where they said "you can't invent time travel without first inventing the wheel". Then I read the question In a society of flying ...
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18answers
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How would one make a reactor harder to produce over time?

I have been asking myself this question recently. How would you make a reactor powering a powerful weapon harder to produce for each successive reactor being produced? My solutions currently would ...
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21answers
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Why would the Federation ban escape pods that come with manual override?

The year is 2216 C.E., humanity develops an economic solution to travel to the Alpha Centauri A, our closest star system, in a matter of decades. Despite mankind's technological prowess our species is ...
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15answers
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What methods might an ancient civilization use to desalinate sea water?

Following on from my previous question here concerning the ancient civilization I have called the Androy and their struggle to survive terrible drought conditions on their planet. After years of ...
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19answers
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Why is super hero technology never used by civilians?

In comic books all kinds of super hero technology comes up. Villains will use shrink rays, heroes will have super suits and an AI in their bat computer, and the government has flying helicarriers and ...
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13answers
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What would America lack if cut off from World trade for years?

North and South America totally cut off from world trade for years in modern times. No intercontinental except between the two. Would there be any current technology that couldn't be made due to lack ...
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19answers
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Would bigger space war ships be actually better or not?

Space battles, with huge/gigantic space ships shooting lasers, missiles and projectiles at each other, there's a lot of material regarding space battles (Movies, books, games), but there's something ...
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9answers
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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 ...
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20answers
9k views

Why would a magic world be stuck in medieval times?

This is related to Must magic be tied to medieval tech?, but not the same. So the setup: There are two worlds, one is Earth, as it is now, with all its history. The other is a magic world, with an ...
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21answers
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What would stop a company able to sell lifespan expansions from ruling the world?

Let's assume few things: There is a difficult technology that allows making someone's body an arbitrary number of years younger, or reset it to, for example, the state of "young adult" - a point when ...
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10answers
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Could a technological society develop without agriculture?

Before the advent of agriculture, humans fed themselves by hunting and gathering. Hunter-gatherer societies tend to function quite differently from agricultural societies. Arguably, historically, ...
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20answers
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Teleportation is invented but it has nasty side-effects % of the time, how will that affect usage of the technology?

A few decades ago, a new glorious invention in our huge FTL interstellar empire was created - teleportation tech. A 2 meter cube is technologically put in a "Warp" field at one location and deployed 1 ...
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17answers
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How to tell a clone apart?

In the year 2116 C.E. scientist can easily make multiple clones of a human, I was thinking maybe the doctor can make some markings on the clone body however what happens if the doctor forget to tag. ...
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6answers
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Would a suit that acts as extra-cardiovascular system allow you to run indefinitely?

Generally, when you run a long distance or do something particularly strenuous, you start breathing heavily because of a decrease of oxygen in your blood. Your gasping and weezing is in an effort to ...
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5answers
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LEGO™ as a defence against barefoot warriors

LEGO™ as a defence against barefoot warriors In the far future, after the collapse of civilisation, there is an ongoing war between two tribes. The tribes have only the ability to make neolithic ...
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22answers
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How can an advanced civilization forget how to manufacture its technology?

My alien civilization is highly advanced. Their ancestors created wondrous things from medical devices that can cure nearly anything to warships that can defeat nearly any enemy. The problem is they ...
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36answers
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How can I make guns available, but not swords?

I'm writing a world where iron is incredibly rare and the technology to make more complex metals like steel was never developed. However, both lead and niter are incredibly common, so firearms were ...
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24answers
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What is the most reasonable way for non-binary computers to have become standard?

Let us assume planet Earth, with a history similar to ours. Except, the result of the computer revolution is not a computer system based on binary (i.e. 0 and 1), but some other system. This system ...
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18answers
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What do fairies wear and how can they evade detection by our cameras?

Set in the modern day; fairies are tennis ball sized humanoids with wings residing within the dense rainforest throughout the world. Local human populations consider them to be guardians protecting ...
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18answers
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How is warfare affected when armor has (temporarily) 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 no idea sadly. So in this post I will ask a more relevant question. ...
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12answers
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Why would astronauts go to space to mine asteroids?

Realistically, if we are ever going to mine asteroids, it would be drones and robots that do it, not humans, because of safety and cost reasons. What reason could justify the participation of human ...
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13answers
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Is a world with no technological improvement possible?

A society grows with time, but does the technology needs to grow with them? Is it possible for a planet to have a very large population and much society but no more improvement in the ways of the ...
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5answers
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Would England of the 14th Century be capable of producing revolver bullets

A cowboy of the 19th Century got dragged back into the past (just in case, stable time loop does not apply here since it also has an alternative timeline/universe), after some feats of battle, the ...
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12answers
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How can a human cause the Yellowstone to erupt?

The story is in contemporary earth and with same technology. How can a single human make the Yellowstone explode with the tools available to us now (or with slightly advanced ones, but nothing too sci ...
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7answers
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Could you float a boat on a gas giant?

A futuristic entrepreneur wants to start a cruise line company and needs to build a cruise ship that will not only float on a gas giant, but be habitable throughout a 7 day trip (for the uber-rich of ...
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17answers
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How far could civilisation develop within one lifetime - starting from nothing?

This question here asked if it would be possible to reach the moon within a lifetime for a civilisation starting with "nothing". The answer to that question, quite clearly, is: no way. But ...
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18answers
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How would a ship defend against a sea creature, and possibly win?

I have a Viking-inspired race living on a harsh ocean based planet with very rough and cold seas. In these seas there are giant creatures, not unlike kraken who frequently attack ships. I was thinking ...
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8answers
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Does my Fast-as-Light travel method run afoul of causality or relativity?

I am writing a hard science fiction story and I want to avoid violating known physics, while still enabling some of the classic mainstays of science fiction under the auspice of sufficiently advanced ...
33
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11answers
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Von Neumann probes: feasible or not, now?

Recently, a robot called Philae soft-landed quite safely onto the comet 67P/Churyumov–Gerasimenko, then shot some photos and got some other interesting information that was sent back to Earth. This ...

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