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Questions tagged [materials]

Intended to refer to the properties of both hypothetical and real materials and their applications and properties.

6
votes
1answer
81 views

Deities vs You /Liquid Anon/ What'd be the most optimal carrier fluid comopsition? [on hold]

Liquid Anon is my little OC, a total badass, with the ability to assume any form and color at a whim. Donut steel! A magnetorheological fluid (MR fluid, or MRF) a type of smart fluid in a carrier ...
-1
votes
3answers
97 views

Most useful material properties for building tsunami-resistant submersible buildings? (Magical material engineering)

My magic system transfers quantities of certain properties from one object to another. For instance, electrical conductivity from metal to rubber -- the metal becomes less conductive, and the rubber ...
4
votes
6answers
405 views

Causing motorcycle crashes with a sniper rifle, no evidence left

If you wanted to force motorcycles to crash utilizing a sniper rifle from no more than 800 yards, what part of the bikes would you aim for to not only cause the rider to lose control, but not leave ...
6
votes
3answers
528 views

What materials can be used to make a humanoid skin warm?

The humanoids I'm talking about are designed with all the characteristics pertaining to robots developed with the help of soft robotics technologies. Although the skeleton is made of titanium, their "...
2
votes
0answers
51 views

Balancing and predicting magic which changes material properties [closed]

My magic system allows the transfer of quantities of certain properties from one object to another. For instance, electrical conductivity from metal to rubber -- the metal becomes less conductive, and ...
0
votes
0answers
42 views

Most useful material properties for min/maxing by transfer? (Magical material engineering) [closed]

My magic system transfers quantities of certain properties from one object to another. For instance, electrical conductivity from metal to rubber -- the metal becomes less conductive, and the rubber ...
7
votes
2answers
168 views

Unearthing a landfill 50-100 years later [closed]

I am working on a post-apocalyptic world with relatively advanced small-scale militaries. In what ways are landfills useful as sources of rare earth metals, glass, or other materials? Edit: Mostly ...
11
votes
1answer
88 views

Degradable ammunition for electro magnetic guns

Would it be possible to make ammunition for railguns and gauss rifles that would degrade over time either through a natural process or by the means of star radiation, so the missed shots don't ...
9
votes
4answers
188 views

Is it possible to make Asteroid Concrete?

In the far future, man is trying to build a small colony in the asteroid belt - on one of the bigger asteroids. All the materials are to be mined from asteroids, and it is assumed the colony will have ...
2
votes
2answers
240 views

New Age Armor Materials

In my world, high velocity projectile weapons have become obsolete due to a shield/forcefield that can nullify and deflect projectiles traveling at, or above supersonic speed (EDIT: Firearms are ...
0
votes
1answer
62 views

Determining the Temporal Durability of a robot's body? [closed]

I have a story I'm working on where a robot is in a meditative state for thousands of years. However, I realize that with the current technologies we have today I'm not sure if a robot's physical body ...
9
votes
4answers
2k views

Ancient Roman Pneumatic tube Postal Service

The Romans had pumps, aqueducts, water wheels (which were used to grind flour, saw wood & stone etc), valves & pipes (they are known to have used stone, clay, lead & copper for pipes). ...
5
votes
3answers
199 views

What kinds of minerals or compounds could radiate heat?

I'm working on an RPG in a world with some magical elements, like a type of energy (so far unnamed) inherent in animals and humans. Those with high amounts of this life energy in them are thought of ...
2
votes
3answers
880 views

Real “Alchemical Transmutation” of Some Other Mineral Into Gold? [closed]

While obviously you can't really transmute something like Lead into Gold (as far as I know), is there any real-life mineral or element that could be used to artificially create Gold from whatever its ...
10
votes
4answers
2k views

Could we use both speed and heat to penetrate Europa's ice?

Could we fire a heavy, long (e.g., 50 meters), spear-shaped object into Europa's icy-surface from space and then, when momentum stops, gravity gradually moves weights down inside copper tubes the ...
4
votes
2answers
152 views

Medieval Windmills and Milling

The Millers' Guild needs all aspiring Mathemagicians! Medieval Damascus has been expanding its crop-growing land because all these European Crusaders are eating too much bread. Unfortunately the ...
43
votes
18answers
10k views

City made of glass in a desert?

My world has a city of glass found along the outskirts of a desert. I decided on this because sand can become glass and so it was a huge resource that could be used for building. However, the concern ...
-1
votes
4answers
131 views

What advancements in firearms technology to increase overall effectiveness could we see with material science more advanced than what we have today? [closed]

If there was access to more advanced material sciences (such as polymers, metallurgy, plastics, and ceramics), what new developments in weapons technology could we see that can be as paradigm changing ...
24
votes
7answers
6k views

How durable would a person need to be to survive impact at terminal velocity?

For a fantasy race, or for bio-augmented humans, how durable would they have to be to walk away from a 1000ft free fall unscathed? And how would this logically translate to other forms of durability? ...
0
votes
2answers
145 views

Protections when working with a dangerous supermaterial

In my world, there is a material called amaranthine. This material is effectively energy condensed into an unstable crystalline form (via a series of processes that aren't relevant to this question). ...
36
votes
16answers
9k views

How to sabotage a blacksmith production? [closed]

The city's main weapon and armor supplier has lost his contract arming the city's guard because the quality of the last batch of its products is awful. The swords break at the first clash, the armor ...
5
votes
6answers
771 views

Material for weapons and tools in a magnetic field

What material for weapons and tools would a tribal/medieval society use if there was a magnetic field preventing the use of iron? The iron would be attracted by the ground, obviously. It can`t be used ...
16
votes
4answers
2k views

Lifespan of abandoned buildings

I'm exploring a post-apocalyptic world and want to build a realistic scenario for the condition of abandoned ruins. What would you estimate to be the lifespan of the following building types? And by ...
3
votes
2answers
263 views

What resources would be depleted during a “Medieval Stasis”?

Many fantasy worlds use a “Medieval Stasis”trope. What resources could we expect to become depleted during a stasis? Surely, since technology is stagnant, the people would mine all the materials they ...
28
votes
24answers
14k views

How to make female breast armor viable?

It is known that armor with accentuated design for breast is a bad choice in an actual confrontation. What can be changed to make "breast armor" more effective? Like materials(fictional or not), ...
4
votes
5answers
517 views

Why can't sorcerers use magical armor? [closed]

Magic is derived from the energy field surrounding the world. A mage accesses that field through incantations to perform feats of magic in the physical world. Most magic is temporary, and can only ...
3
votes
2answers
423 views

How long will stainless steel last?

I have asked a question similar to this one, but I am writing a post apocalyptic story that takes place 10,000 to 20,000 years in the future. However, I found out that regular metals decompose in a 1,...
0
votes
3answers
217 views

Energy beam pierces 200m thick steel wall. What happens next?

With a powered-by-phlebotinum (ergo very handy, very powerful) rifle, I am able to shoot high-energy beams which, in turn, can pulverize anything in their path in a considerable radius. The beams can ...
4
votes
3answers
154 views

effects of different materials on golem construction [closed]

The most common material to be used in the creation of golems is clay due to it being the most easy to work with and because it is commonly associated with the creation and imitation of life. However ...
1
vote
3answers
105 views

How do I make a rock with magical properties teleport people? [closed]

Thinking about it, you probably need more context than that, so here we go. Basically, in my Earth/Alt Universe world, there's this new magical rock, let's call it, stranglium! Stranglium, on touch ...
48
votes
17answers
14k views

Build an impregnable fortress in the middle ages with modern technology

Let's say we want to build the strongest possible fortress¹ in a medieval (1300 CE) setting while having access to any modern technology and material. Said technology can only be used during the ...
-2
votes
2answers
115 views

A balloon that can float to space [closed]

I’ve heard there are materials that can withstand the image sort of the earth’s atmosphere, such as carbon nanotubes and Kevlar. Supposedly, a perfectly constructed bridge of such material could be ...
1
vote
1answer
104 views

How can I ride a balloon in a hurricane? [closed]

Like the famous Annie Edson Taylor who went off Niagara Falls in a barrel. I would like to be the first to ride out in a hurricane at least from the inside out in the air in an unpowered craft. Could ...
28
votes
5answers
6k views

What do you make bricks out of in the rainforest?

Problem statement There exists a thriving Bronze Age civilization in a gigantic rainforest, bigger than the Amazon and Congo put together. This civilization is built in on the flood plains of a might ...
10
votes
5answers
2k views

How would a century of disuse affect this structure?

In my story, an ancient building has been abandoned for a whole century without any care or use from the inhabitants around. They refrain from approaching it because they believe it is cursed, which ...
10
votes
10answers
3k views

Paper from human skin

I'm writing a story about a people that lives in a very cold, icy environment. Their technological level of advancement ranges from stone age to dark ages in different areas. I'd like them to record ...
-2
votes
4answers
154 views

Could the Romans have Invented Graphene? [closed]

This scenario is inspired by this article. Long ago, it was thought that this super-cool, extra strong material called carbon nanotubes is a recent invention. After all, what ancient culture could ...
0
votes
1answer
75 views

What would aliens use as raw materials? [closed]

I just realized that on earth many natural resources used for building throughout history could be considered unique to earth, materials such as bone and wood are products of terrestrial evolution and ...
22
votes
9answers
5k views

Indestructible silk: good armor?

I've been playing with different conceptualizations and types of armor for historical settings, especially armor with magic enchantments or made from weird materials. I was stuck thinking about ...
8
votes
3answers
1k views

How early can transparent glass windows be easily available?

TL;DR: How early can windows made of transparent glass (can look through) be readily available (not a rare luxury) to "common" citizens (at least top 10% of population)? Disclaimer: I know very ...
3
votes
3answers
240 views

Blackholes as Perfect Recyclers or Perfect Batteries: Safe storage, recharge, and usage

Consider the facts that a blackhole: Eats everything that passes through its event horizon. In layman's terms, it is defined as the shell of "points of no return", i.e., the boundary at which the ...
2
votes
3answers
231 views

Heavy, immutable steel: armour design

Imagine a metal that can be molded into (almost) any form using magic, but once the process is done the material becomes absolutely immutable. It is not possible to physically alter its form. It can ...
20
votes
8answers
3k views

Kidnapping Fire-Slugs

I have a slug that I need to kidnap. Not an ordinary garden slug; this slug is special. This slug's slime is violently reactive with the atmosphere on my planet, and explodes into flame on contact ...
11
votes
4answers
284 views

Wading through high-inertia particulates: how could pre-modern technology best approximate a protective, slick, waterproof suit?

In the supernatural plane of existence known as The Exhibition, time appears frozen - nothing is moving, falling objects are suspended motionless, the works. In addition to this, while outside ...
4
votes
7answers
250 views

What pockets should Spider-man use?

Before we get into the question, I'd just like to say that this isn't specifically for Spider-man, but more of a general "character who moves around a lot and finds themselves upside-down quite often"....
2
votes
5answers
1k views

Weaponry made from brittle steel: splintering projectiles

This is about a fictional material that is meant to be very similar to steel, but very brittle (under regular conditions). This means it breaks under stress instead of being strained signficantly ...
12
votes
4answers
5k views

Would it make any difference If I use diamonds as arrowheads?

Let's say I have a plenty of supply of diamonds for my archer's arrows and my blacksmiths can easily work with diamonds. Would diamond arrows be superior to iron arrows?
35
votes
12answers
7k views

Weaponry made from extreme light-weight steel: swords and daggers

Imagine there was a material that was mostly identical to steel in almost every way, but instead of a density of $7.85–7.87 g/cm^3$ it would be a tenth of that. That is about 4 times lighter than ...
1
vote
1answer
239 views

What Would Beaches Look Like if Silicon Didn't Bond to Oxygen?

I was on a beach recently and was contemplating what it would look like if Silicon just didn't bind oxygen very well/at all, perhaps similar to gold. I'm not sure if something else would take the ...
14
votes
7answers
2k views

Alternative skeleton material for an Earth-like planet

On earth, the skeletons of Osteicthyes and all their descendants are made of a mixture of collagen and calcium. We can do this because Earth contains food sources for all these animals containing ...