Questions tagged [technology]

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

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13
votes
4answers
1k views

How to cross a metallic sea?

Suppose human explorers came across a terrestrial planet hospitable for life, but with more than 70% of its surface covered by gallium. When temperatures rises in the day it will form an ocean of ...
2
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1answer
47 views

How to create a volcano?

In the near future, humanity as a whole decides they need a new volcano at unspecified location X. The bigger, the better, short of a cataclysmic world-ending scenario. The reason behind this desire ...
13
votes
10answers
3k views

Is it possible for the tribe to ignore useful technology?

I'm worlbuilding a low fantasy inspired by the dark ages something like 6th to 9th century in our world. The geography is completely different with one supercontinent containing almost all the ...
36
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21answers
11k views

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 ...
4
votes
2answers
91 views

Can I get some help making my area denial non-lethal grenade realistic and scientifically sound?

I've come up with a haphazard design for grenades that coat their surroundings with slippery polytetrafluoroethylene when they explode, the purpose being an area denial weapon. If someone is chasing ...
11
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5answers
3k views

Earth loses its sun as is sent hurtling through space in darkness. How do humans survive for the next 1,000 years? [duplicate]

Let's say, whether for magical or scientific reasons, Earth and the moon are separated from their star, the Sun, and are sent hurtling through space. Ignoring the reasons for such an event, how could ...
18
votes
3answers
4k views

Is a 3-D printed silencer feasible? [closed]

Would it be feasible to construct a weapon silencer with modern day 3-D printers and available materials? If so, what might the lifespan be? Is there any chance of creating a durable device or is it ...
3
votes
4answers
882 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 ...
0
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0answers
92 views

What 25 books would be most beneficial to survivors of an apocalypse? [closed]

An apocalypse has occurred. Only one human in an area with a population of 250 knows how to read and write in English; he also knows basic mathematics and sciences (ex. subtraction, the Solar System, ...
7
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4answers
2k views

Which type of star would be best used for a Shkadov thruster to reach Andromeda as soon as possible?

I had Originally thought of using Nicoll-Dyson beams to propel probes and small ships from the Milky Way to as many galaxies as they can reach to turn stars in those galaxies into Shkadov thrusters to ...
7
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6answers
3k views

How would a bronze-age people harvest meat from a creature the size of a mountain?

In this world a flat but giant continent holds a ginormous and ancient but unrotting corpse, from which many peoples harvest large amounts of meat. However, as said, these people are at most in the ...
13
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7answers
4k views

How would medieval-era warfare adapt if all access to wood was suddenly cut off?

For context, take any generic medieval setting and don't change anything leading up to how society got to that point. However, one day, every tree in the country disappears. Eventually, the wood in ...
3
votes
1answer
144 views

What happens when 10 light years worth of space debris is near-instantly transported to a certain point; retaining their velocity?

One day, a non-visible beam of handwavium energy 100km in diameter and 10 light years long intersects with the our solar system, presumably originating somewhere near Proxima Centauri. The beam tears ...
4
votes
4answers
131 views

How practical would it be to have VTOL aircraft be part of a military in a post-apocalyptic dystopian setting?

For some backstory, in my world, the United States Garrison is the new military of a post-apocalyptic dystopian US where modern civilization and every single country around the world fell due to ...
6
votes
4answers
163 views

How would technology be affected if the use fire was restricted to just very specific locations?

So, imagine you live in a very humid climate. Much more than any tropical country. Fire doesn't appear in natural circumstances or, if it does, goes out extremely quickly. It's kind of a folk tale ...
4
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2answers
225 views

Duplication of human advantages by biological machines

People often postulate in works of fiction that humans (and other sentient biological organisms) have powers that machines will never duplicate, but by machines people often think about constructs ...
19
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4answers
2k views

Surviving within SCP-3008 (The Infinite IKEA)? [closed]

There was an old SCP I liked called SCP-3008 (The Infinity IKEA) here it is: http://www.scp-wiki.net/scp-3008 My question is, if a group of people were trapped within SCP-3008, what would be the ...
2
votes
1answer
84 views

A mechanism that makes a certain compass point towards the mechanism from anywhere on the planet

I would like a mechanism, preferably pre-1700, that makes a specifically 'calibrated' compass point towards the mechanism anywhere on the planet instead of the poles. I'd also like if this mechanism ...
3
votes
1answer
89 views

Evolution of biotech [closed]

So, I want to write a realistic alternate timeline where people switch to biotechnology in the 21st century, assuming that the technology to make it it already there. I have postulated several reasons ...
8
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4answers
2k views

How to prevent people from creating manipulative AI nanobots?

Set in the future where there is at least one 3D printer in every household, population demographics show aging in every part of the world. In this future, many elites have powerful AI nanobots ...
8
votes
4answers
162 views

Edible vehicles - feasibility now and in the future

NOTE: This question is inspired by my own answer to a previous question. There is no duplication. See What do stranded astronauts eat in space Scenario On a mining planet where there are vast deserts/...
3
votes
6answers
633 views

Chariots for rocky terrain

A particular culture inhabiting a continent defined by tumbling wastelands, rough soil and bumpy highways is fixated with chariots. Ain’t nothing more lovely than riding and parading on them for these ...
5
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6answers
1k views

Usefulness of shields in future wars

I like the image of heavily armored troops fighting wars. I understand that body armor is very cumbersome, and does not totally protect from damage. So what about shields? Imagine we had access to a ...
12
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9answers
1k views

Towering Titans of Technological Terror

Okay, this is unrelated to my current world building in any way whatsoever, but... I have always been a huge fan of the humongous mecha genre (bonus points to anyone who actually recognized my avatar ...
10
votes
11answers
2k views

Homing device for missile, which can be applied remotely

The goal is to find an element which can be applied remotely to a target (like from a laser), and work as a homing device for a missile. (Or at least, to find a homing device which could be applied ...
2
votes
1answer
123 views

How could an antimatter battery take the shaking and knocks from being in an active android? [closed]

There are quite a few questions on here related to using antimatter-matter annihilations as an energy source or weapon and it seems one big issue is the safety issue of it not all going off if damaged....
3
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3answers
172 views

How can digital uploaded beings reform a religion that thinks they are gods? (Part I)

All right I’ve been trying to find an answer to this question for a while, even fell down quite the rabbit hole without much success and I decided to post it on here. This is for a sci-fi novel series ...
3
votes
4answers
267 views

What kind of VTOL engine could eject steam?

Here's the setup. You have a gigantic mildly futuristic city, where construction is vertical rather than horizontal. Need a new city block? Add another few floors. Disregard for the moment any ...
7
votes
3answers
388 views

Could a drone work as the reflector endcap of a laser sword?

One issue with a laser sword (light saber) is stopping the light beam at a desired length, There have different designs to re-create a similar effect using lasers and plasma, usually with some sort of ...
2
votes
0answers
78 views

Possible future uses of Bose-Einstein condensates? [closed]

Using future technology what possible uses are there for matter in the form of Bose-Einstein condensates? I have heard possibilities of using it for communication and even weaponizing it, using the ...
14
votes
24answers
8k views

How to cool a room without a place to dump the heat

I've got a post-climate change world where summer temperatures make most of the planet uninhabitable, and the vast majority of the population lives in tightly-packed apartments either in buildings or ...
3
votes
1answer
79 views

Proving the existence of a reality-warping supercomputer [closed]

We use formulas to help us understand the "laws" that govern us and our universe. Say that suddenly, unbeknownst to us, a supercomputer was introduced to our Earth that was capable of casting a mass ...
-2
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0answers
12 views

Controls on form not enabled [migrated]

Specifically, the lstUser, btnAdd, and btnExit are enabled in the designer, not enabled during run. The code is: ...
2
votes
3answers
152 views

Could it be possible to quantum entangle particles on a mass scale?

So in the world I'm building, I'm considering to give one of my characters the ability to quantum entangle specific particles on demand. Now although for many years we thought quantum entanglement was ...
77
votes
15answers
7k views

Must magic be tied to medieval tech?

Most settings with a magical component, whether this means wizards, magical races, or something similar, seem to be parked at a medieval level of development in terms of technology and society. Is ...
38
votes
16answers
4k views

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 ...
15
votes
24answers
6k views

What are some ways stop magicians from using magic without resorting to the old 'special anti-magic metal' cliche?

In my world, the magic-users have to open small, thin 'holes' in reality to tap into the power from the Realm they are tapping into. As a result, said tears in reality must stay open for them to use ...
5
votes
10answers
3k views

How can space-mines be improved as a viable weapons in interplanetary space warefare?

Set in the distant future, two factions are engaged in bitter conflict spread across the solar system. The Earth Federation wants to deprive the rebels hiding among the moons of the gas giants of ...
7
votes
6answers
764 views

How feasible would gliders or the like be on a flat plain, with no cliffs to launch from?

How effective or possible would flying machines that are not powered by a machine be on a flat plain? I have a setting where much of the world is a relatively flat grassland, and the people have no ...
3
votes
5answers
635 views

Detection systems and trigger mechanism in a pre-electronic world?

I am building a setting that is essentially steampunk,being exact it would be pneumatic punk. What electronics and electronic equivalent exists, are primitive and extremely expensive. Thus the ...
1
vote
0answers
62 views

Going from the apocalypse to X-years post-apocalypse in a logical and realistic way [closed]

I'm currently developing a post-apocalypse story idea, where a virus caused the death of a lot of humans and in advanced phases spread to animals and made them insane (don't want to have zombies nor ...
10
votes
2answers
383 views

Are medieval flamethrower chariots viable?

Historically, the Byzantine Empire used ship-mounted Greek Fire throwers to defend Constantinople. These weapons were pretty advanced and horrifying for the enemy. The existence of these historic ...
0
votes
2answers
114 views

How to introduce fictional technology without creating plot holes [duplicate]

Many books, shows, and videogames have technologies in them that often lead to plot holes emerging as the author tries adapt thier fictional technology to a variety of different scenarios over time. ...
5
votes
7answers
619 views

What sci-fi discovery creates the most new technology with minimal explanation? [closed]

I had a hard time figuring out exactly how to word this question so I'm going to explain a bit. I'm thinking of an idea for a videogame where the game mechanics are heavily focused on the logistics ...
4
votes
6answers
166 views

Could there be a situation where a plane would be certain to be destroyed by dropping an atomic bomb?

Well obviously, if a plane is flying 100 feet or meters off the ground and and flying at only 50 miles per hour, the bomb would hit the ground and explode before the plane could get far enough away to ...
3
votes
5answers
165 views

Optimum shape for a Space Dreadnought [duplicate]

So, for an RPG I am developing, I need to design the perfect Space Dreadnought, in the Star Destroyer style. My concept of the end product involves a More Dakka approach, with the combined firepower ...
3
votes
3answers
252 views

How to discretely sustain a plasma life-form?

I have some plasma life forms that have evolved within the photosphere of a star and also capable of existing on a neutron star and the ergoshpere or accretion disk of a blackhole. This lifeform ...
5
votes
2answers
200 views

Could we build a roof over the Grand Canyon?

(or some other Lesser Canyon) I'm playing with story ideas for a videogame that takes place in the post-post-apocalyptic US. Everything is overrun with monsters and ocean horrors and whatnot, you've ...
3
votes
2answers
111 views

Would a collective mass of nanobots function properly as a single robot?

In my story, I want to explore a concept similar to Terminator 2: Judgment Day and Terminator genisys, with a robot that is in fact composed of millions of nanobots, which thus grants it the ability ...
4
votes
1answer
148 views

Would Alcubierre Drive Technology Allow for Artificial Event Horizons?

So, my understanding of how Alcubierre drives would theoretically work is not particularly complete. I know it involves compressing and expanding space, but I don't really have an intuitive grasp on ...

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