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[Question] [ **This question asks for hard science.** All answers to this question should be backed up by equations, empirical evidence, scientific papers, other citations, etc. Answers that do not satisfy this requirement might be removed. See [the tag description](/tags/hard-science/info) for more information. * **...
[Question] [ If electricity didn't exist or behaved differently, would a society be able to develop and reliably produce modern-level guns and other weaponry, like assault rifles and missiles? [Answer] I'm going to focus just on firearms here as that's what I know. Let's look at production, as it's kind of pointle...
[Question] [ When all the fuels are consumed, the bullets are all exhausted, it all comes down to melee weapons in terms of surviving a zombie horde. My question is, will a human in a knights armor be the key to surviving a zombie infested world? I'm thinking, the armor would be platemail and underneath is a chainmai...
[Question] [ Jormungandr, the Snakebot of Doom, has unleashed its 6.8 metric ton railgun rounds upon the world's 700 or so petroleum refineries over the space of forty-five minutes. Its goal is to put the refineries out of action and to ignite any petroleum products stored on site by rupturing their storage, tasks th...
[Question] [ **Closed.** This question is [off-topic](/help/closed-questions). It is not currently accepting answers. --- You are asking questions about a story set in a world instead of about building a world. For more information, see [Why is my question "Too Story Based" and how do I get it opened?](https://w...
[Question] [ **Closed**. This question needs to be more [focused](/help/closed-questions). It is not currently accepting answers. --- **Want to improve this question?** Update the question so it focuses on one problem only by [editing this post](/posts/83650/edit). Closed 6 years ago. [Improve this question](/pos...
[Question] [ *Back in my story, organic beings and AIs fight together against a frightening enemy, one that threatens everyone's freedom and chance to overcome their flaws and achieve a peaceful world. However, in the case of the war, they have a little bit better units than their enemies, but the enemy can easily ou...
[Question] [ As stated in the title, I would like my setting to have combat akin to WW1 trench warfare. I've done my best to create systems that would enable that, such as keeping weapons and vehicles comparable to modern day and making orbital bombardment too costly or ineffective due to planetary shielding, but tha...
[Question] [ I've been doing quite a bit of research on how to hide an entire continent (that's located on Earth, mind you) and I've only found one even slightly possible solution which is the following: prior to the first *clear* satellite image of the Atlantic Ocean/Western Hemisphere (which if I'm not mistaken was...
[Question] [ So, in the setting I've created, there are many animal and plant materials which are comparable to modern materials and some even greater than what can be made today. For example, there are molluscs with shells that are comparable to bronze, large lizards whose scales are like iron, predators that have l...
[Question] [ So I've got a colony ship crashing onto a world, and I want to reality check its effects on ship, crew and landscape. Firstly the ship is fairly large. Its job is to seed human colonies on alien worlds, and while it can move faster than light, its journey time length it still expected to be decades and t...
[Question] [ This question is really straightforward: can a sane species adapt to be **highly violent, aggressive and war-like**, but at the same time be very **non-sadistic, empathetic and compassionate**? If so, what circumstances would it have evolved from? The context is evolutionary psychology of a humanoid sapi...
[Question] [ About 200 years from now, a human scientific expedition, lead by a international coalition of Earth nations, is sent to an alien moon around a habitable planet, light years from earth. Like it's parent planet, the moon has a stable atmosphere and is mostly habitable but with extreme temperatures that var...
[Question] [ In the near future of some plot line, the cops have been issued some sort of ranged weapon to replace their projectile pistols. I'm specifically looking for some sort of plausible explanation for a ranged weapon of the future with the following requirements: 1. Ability to shoot through wall(s) of physica...
[Question] [ I have multiple regions in my fantasy kingdom one of which is largely high elevation tundra, ice fields and snow covered mountains (the ice fields and tundra are not in the same area of the region). I am looking for a valuable trading commodity in addition to the cold-hardy herds and the wool, felt and w...
[Question] [ I'm working on a story where the characters have **elemental-based powers** based on natural material/materials/phenomena found in nature. So far, each of the powers makes sense on a physical level, since their foundation is based on them being a form of matter or energy. The problem is is that one of th...
[Question] [ Set in the year 3020 CE, every crew on board has a personal issued portal gun to easily get around the interior of the spaceship. The handheld portal gun can instantly teleport the user along with whatever belonging as specified in the setting to the designated location but unfortunately tragic accidents...
[Question] [ Centuries ago, a powerful empire fell into civil war when the five most influential families battled each other for dominance. After decades with no side gaining the upper hand, the families agreed to a peace treaty which would end the war and restore the empire to its former glory. One heir from a famil...
[Question] [ I am creating an atmosphere for a planet in a science fiction book I am writing and want to make sure that this atmosphere is not too outlandish in regards to sustaining life. I know the oxygen partial pressure is very low in this atmosphere, so normal humans will require a gas mask when visiting this pl...
[Question] [ BACKSTORY: So in my story there was a type of nuclear winter that forced surviving humans to live underground until the world above became breathable again. By now the world than once was (our world) is gone and nature has taken back the world. It takes them a few centuries but a form of civilisation bui...
[Question] [ In large doses, the body's ability to change cyanide into thiocyanate is overwhelmed. Large doses of cyanide prevent cells from using oxygen and eventually these cells die. The heart, respiratory system and central nervous system are most susceptible to cyanide poisoning. With that stated, I plan on havi...
[Question] [ 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 time. Input: An advanced fusion reactor is used to provide baseline-power. There are a range of 'injections' i...
[Question] [ Is it possible for a plane to be able to pierce a plane in the air? These planes is ejected from another plane which acts as a fuel hub for the other planes. These little planes are small, yet has an extremely strong and sharp tip and a fast engine. These planes work by ejecting themselves from the fuel ...
[Question] [ A species genetically engineered/corrupted/bred for warfare is a staple of fantasy. Lord of the Rings' orcs and Wheel of Time's Trollocs come to mind, for example. Creatures created by the bad guys to conquer the world- but at the end of the day, how effective are these creatures in waging war? If you we...
[Question] [ So in this fantasy world there's a region populated by sapient parrots as well as humans. The parrots are equally as intelligent as humans & fully capable of human conversation. The tech level is early modern, so warfare is fought primarily with muskets,cannon, & bayonet. At least some of the powers in t...
[Question] [ The moon has an effect on the mana content of an individual. During high tides, a person's mana increases and becomes more powerful. This is the time in which more powerful spells can usually be performed, as a person's power reaches its crescendo. During low tides, mana decreases. However, the times in ...
[Question] [ So I am finishing up a functional concept of an alien I have been working on (a large semi-aquatic amphibian) and I am at the final piece of the puzzle. Their sails. I wanted these creatures to evolve spinal sails but didn't have a use for them yet (which I later came up with a way to incorperate it into...
[Question] [ If I have a research & mining outpost established on the surface of Europa, in which there is a small complex of buildings, how do I claim to have them protected from potential breaks in the ice (either from proposed tectonic activity or thermal vents breaching the ice)? Things I've considered: Having al...
[Question] [ In the future, a globalized economy gradually stitches the various governments of the world together into a single federation. The richest and most powerful of each state and economy entrench their economic and political dominance to the point where social mobility has stopped completely, creating a perm...
[Question] [ For the sake of context, this is a fantasy setting where this character has no access to magic and lives in a small village. He would like to write a book and since wiriting materials are a little expensive he would like to plan out pages in inexpensive chalk first. My thought is to use a series of ungla...
[Question] [ **Closed**. This question needs [details or clarity](/help/closed-questions). It is not currently accepting answers. --- **Want to improve this question?** Add details and clarify the problem by [editing this post](/posts/237041/edit). Closed 1 year ago. [Improve this question](/posts/237041/edit) T...
[Question] [ Yeah, I know I asked a question about a medbot just the other day but my book has multiple AI "characters" [dunno if they count as characters] and one is a maintenance bot [at least it used to be]. For reference the setting is a high-tech space-faring society, though it is still pretty hazardous – even s...
[Question] [ Humans can send rovers and machines on other planets to navigate or to establish bases before human occupation begins. These rovers and machines are non-humanoid and suited to their mission roles. Then why would humans build or send humanoid robots on an alien planet before occupation? One reason could b...
[Question] [ In my culture we place a high value on self-sufficiency. This means that according to tradition at least one meal a year must be prepared from ingredients that have been grown at home. This is going to have some impact on the type of housing available in our culture as it will be impossible to sell somet...
[Question] [ I'm considering making one "creature" that is encountered in a story a sentient star in an alternate universe. I hope to hand-wave a little of the more complicated stuff by saying "this universe's constants are different", but the problem is I don't even know where to start when making a star sentient. S...
[Question] [ In the novel "The Emperor" by R.D. Villam there is a scene where 6 people are traveling somewhere riding horses but each of them also brings 2 extra horses, with a horse running at either side of each person. The scene explained that every 6 hours, they will change their horse so that the horses didn't g...
[Question] [ I have a very fragmented world, composed of different kingdoms/nations most of which have no connections with the others. How can I explain the adoption of the same calendar (or metric system for that matter) at a certain point in the past without using a common root civilization that conquered all of th...
[Question] [ I am working on developing a fictitious language, and was wondering if there exists a commonly accepted set of phonemes which could be used. I specifically don't want it to be similar to Indo-European languages, but do want it to be manageable for most readers ("speakers"). [Answer] Indo-European lan...
[Question] [ Picture a band of happy campers, literal campers, sitting around some fires. Suddenly they feel their inner-ear "filling up" and after mere instants the ears begin popping, as if they were inside a tunnel, some of them get nosebleeds, some lose balance and fall down if they are standing or back if they a...
[Question] [ In my world, I have a **reptilian overlord** theme, with humanoid slaves. The planet revolves around a binary star system. What are the basic requirements of the climate and the ecosystem, for the reptilians to have evolved more than the humanoids? The setting I have in mind right now is an arid world wi...
[Question] [ The setting takes place in medieval age. A group of people want to create a new settlement on a remote and non-populated part of the kingdom. They would start building a town by building houses to live, walls, fences and towers for defense, farm and meadow fields. I suppose such a town has the potential ...
[Question] [ In a science fiction future universe, spacecraft routinely travel from a distance "above" a star's north or south pole to rendezvous with planets orbiting in the star system's orbital plane. And vice versa. As a writer, I'm having trouble wrapping my head around the orbital dynamics involved. How hard wo...
[Question] [ Could an eye that is triangular-looking from the outside have any sort of advantage over a round eye? I'm interested in any nonconventional eye form discourse so anything on the subject is appreciated. [Answer] # Eye shape only determines eye mobility, not eye function There are two questions here, I ...
[Question] [ How can organized nations in a fantasy setting control large land masses (20-30,000 km²) made of deserts, rocky deserts, and drymuds? By control, I mean enforcing laws, defending it during conflicts, and securing trade routes. [Answer] **Control the Water** If your nation garrisons key oasis they cont...
[Question] [ [![enter image description here](https://i.stack.imgur.com/YUoyY.jpg)](https://i.stack.imgur.com/YUoyY.jpg) Presented here is a quaternary solar system consisting of two binary orbits. One consists of two red giants, each one 100 times as wide, one-third as massive and 100 times as bright as our sun. Bot...
[Question] [ Let's say that I've developed a new engine that can accelerate at 1G continuously. Within about a year, I'm nearing the speed of light. Naturally, I recognize the danger of collisions with gas and dust. I have magnetic fields to sweep away ionized matter, but it doesn't work for non-ionized matter and it...
[Question] [ Before I start, let me say that I know that what animals think and feel and whether they do it is a highly, highly debated topic. But, for this question, let us just assume that many animals think - in the form of pictorial thoughts - and can feel happy, sad, angry, scared, disgusted and surprised, just ...
[Question] [ How can a humanoid creature achieve the lowest possible terminal velocity with its own body? What kind of anatomy would decrease its terminal velocity? [Answer] Spread out flat a.k.a. (apropriately enough) spreadeagle. To decrease terminal velocity, you want to maximise drag, while minimising mass. So...
[Question] [ There is a well-known rule of getting out of any finite labyrinth in a finite timespan; just find an outer wall, touch it with your appropriate hand and when it turns, turn with it. This way, the worst case scenario is that you will roam across the entire labyrinth - or in case of non-recursive labyrinth...
[Question] [ **Closed**. This question is [opinion-based](/help/closed-questions). It is not currently accepting answers. --- **Want to improve this question?** Update the question so it can be answered with facts and citations by [editing this post](/posts/73792/edit). Closed 3 years ago. [Improve this question]...
[Question] [ I did some quick research on DNA and I know it can be damaged by different sorts of mutagens. I also know that this kind of damage can lead to cancer. Though I'm not entirely sure of where exactly it can happen, it seems to me that it could happen to any kind of cell. It also contains instructions for th...
[Question] [ In my world, which is partially based on a WW2-style environment, there are two large countries, namely A and B, that are fighting each other. A is a Nazi Germany-type country with fine revised tactics, like the blitzkrieg, i.e. entering territory so fast, that the enemy doesn't even have time to react. ...
[Question] [ Let's say a bunch of crazy scientists develop the ultimate marine predator. How feasible would it to give this whale sized creature a sonic attack that can be a hazard to humans that use small submarines? [Answer] And again, the answer is: # Nature beat you to it (somewhat) **Behold**: [The Mantis Shr...
[Question] [ I have a humanoid 6-7 foot tall combat robot that can let loose a barrage of small homing missiles via a series of missile launchers built into the chest. I do realise that it would require a great deal of internal space to store said missiles in the robot's torso and some sort of mechanism to deal with ...
[Question] [ What other ways are there to save a human for a very long time. I know only about cryostasis. Let's say we have a spaceship traveling several hundred light years to a distant galaxy. [Answer] If you really want to go to a *distant* galaxy you should first realize the *nearest* (Andromeda) is about 2.5...
[Question] [ For a story I'm writing I'm planning a large-scale battle between human mercenaries on the surface who will eventually come under attack by hostile alien forces. At first, the fight will feature small scale attacks from the enemy, who are attempting to force the human mercs to capitulate with minimal los...
[Question] [ Could a fairy (which is like a 10cm tall human with an insect-like abdomen attached to the coccyx region of the hips, which expands and contracts to breathe like a human chest, and that also have wings and a set of pterothoracic nota which replace the thoracic spine and the rear part of the ribcage, whic...
[Question] [ I have alchemists who can transmute materials at a small magic cost. I have a scene where some alchemists need to improvise a light. They have a bottle of water and some coins. What would be a good material to transmute the coins into, that would burn under water to fashion a makeshift bottle lantern? ...
[Question] [ So, I was working on my setting when I thought, "if I'm going for maximum JRPG feeling, I need several teenager protagonists, who somehow still stand a chance against the armies of Darkness." Stealing some ideas from F.E.A.R, I came up with the replicas, supersoldiers that though having some levels of pe...
[Question] [ I know in fiction Sonic The Hedgehog is able to run faster than the speed of sound but could an organism actually evolve to move faster than the speed of sound? What type of fuel would such an organism need to move faster than the speed of sound? What form of locomotion would such an organism use? [An...
[Question] [ In this hypothetical world, evolution occurs as it should. (Not to run afoul of any genetic diversity requirements of evolution; some simple viruses have aided in the genetic shifting process). But for various reasons, or for lack of various reasons; all eukaryotic species on the planet reproduce with so...
[Question] [ Upon a given landmass I drew a lake, and surrounded it with small ranges of mountains and plateaux, so making it an enormous endorheic basin. The drainage from the highlands would collect upon this immense lowland amidst them and form a body of water nearly twice as large as the Caspian Sea, though many ...
[Question] [ I'm considering writing a story taking place in a base on Saturn's closest moon, [Pan](https://solarsystem.nasa.gov/moons/saturn-moons/pan/in-depth/). The premise for the base is that they got Earth-normal gravity by setting the moon spinning, causing anything on the surface to fly outward due to centrif...
[Question] [ **This question already has answers here**: [Is it physically possible for a planet to have seasons of different lengths?](/questions/176/is-it-physically-possible-for-a-planet-to-have-seasons-of-different-lengths) (21 answers) Closed 4 years ago. I'm intrigued by the topos of *varying season leng...
[Question] [ We have a world in the first age (think Atlantis without tech but with magic, a civilization with wealth, overflow of resources, no sickness, no pain, a civilization with more power than everyone else, enough food for everyone, never a bad harvest, never a parent or child lost to child birth, weapons for...
[Question] [ My Dino theme park business didn't end well and I reluctantly fall into depression and decided to go into suspended animation to seek a cure. 200 years later, a lady claims she works with the military woke me up and wants to award a contract of constructing 1000 space ready battleships within 5 years. My...
[Question] [ **Closed**. This question needs [details or clarity](/help/closed-questions). It is not currently accepting answers. --- **Want to improve this question?** Add details and clarify the problem by [editing this post](/posts/127837/edit). Closed 3 years ago. [Improve this question](/posts/127837/edit) ...
[Question] [ ## Some Context I'm creating a universe where humanity has reached the stars. They've colonized a few star systems and, obviously, FTL drives are a common thing. They basically jump you to another location - no pocket universe or speeding "faster than light". A simple "teleport". For this to work, people...
[Question] [ **Closed.** This question is [off-topic](/help/closed-questions). It is not currently accepting answers. --- You are asking questions about a story set in a world instead of about building a world. For more information, see [Why is my question "Too Story Based" and how do I get it opened?](https://w...
[Question] [ Suppose you have a planet covered in a deep layer of supercritical CO2, and animals evolved to live in it. Discounting the ones who crawl along the bottom, would their method of locomotion be more accurately described as swimming, or flying? Or in other terms, is this layer better described as an ocean, ...
[Question] [ **Closed**. This question needs to be more [focused](/help/closed-questions). It is not currently accepting answers. --- **Want to improve this question?** Update the question so it focuses on one problem only by [editing this post](/posts/90278/edit). Closed 6 years ago. [Improve this question](/pos...
[Question] [ What if in a magical world, people would be punished with curses rather than prison for violent offenses. This would be for crimes the state found most despicable (murder, rape, torture, necromancy, etc) and would be applied by a priest of the religion. The curse would be placed on your soul and force yo...
[Question] [ **Closed.** This question is [off-topic](/help/closed-questions). It is not currently accepting answers. --- You are asking questions about a story set in a world instead of about building a world. For more information, see [Why is my question "Too Story Based" and how do I get it opened?](https://w...
[Question] [ I'm planning on having several races in my novel, each of which primarily uses a different language. The idea is that all of these languages were at some point related, and all of them came from one ancient, dead language. The problem I'm facing is that almost all of these races still live very close to ...
[Question] [ I am writing a transhumanist science fiction story that employs a system called "utility vouchers". A utility voucher is a redeemable unit of value that humans are allotted on an egalitarian basis and can redeem to obtain "utility", or some kind of positive effect or state of affairs. The goal is to avoi...
[Question] [ In my setting, I have created a technologically innovative faction which seeks to utilise various past technologies, namely, aircraft. For context, the setting is a post apocalypse type setting following the dimensional collision of Earth and a fantasy world, which fried most electronics and resulted in ...
[Question] [ **Closed**. This question is [opinion-based](/help/closed-questions). It is not currently accepting answers. --- **Want to improve this question?** Update the question so it can be answered with facts and citations by [editing this post](/posts/217561/edit). Closed 2 years ago. The community reviewed...
[Question] [ We all know a LOT of the soft sci-fi/science fantasy/mecha genre applies heavy doses of handwavium to sudden deceleration and impact injuries. Iron Man would realistically be liquified in his suit should he actually crash land to a dead stop after flying at Mach 1. Exoskeletons in much of military sci-fi...
[Question] [ I want to know how / if we could train monkeys to do a variety of human tasks. Is it possible to teach monkeys human trades and set them free throughout major cities to do jobs and interact with humans? [Answer] Not without majorly altering the monkeys to the point where they aren't monkeys anymore an...
[Question] [ In my world there's a company that needs to kidnap a person or a number of persons (reasons are out of scope of this question) and must do this in the way that no one (and I mean: *no one*) would object, have or ask questions, seek for a missing person etc. Thus, I'm saying about breaking all that person...
[Question] [ Background: The oceans and waters in my setting have an incredibly strong pH between 11 to 14, this calcifies anything that enters them (not instantly but pretty quickly). I know in nature that some creatures live purely off vegetable matter because it has a great amount of water inside it; would that ha...
[Question] [ So I wish to make a sci fi setting that uses gravity manipulation tech and inertial dampeners. I have a number of ideas for how such a system works, and about how it should go. At the moment I'm fielding an idea I've borrowed from the game Mass Effect. However for various reasons, I strictly speaking don...
[Question] [ In a fantasy setting, largely based on the European medieval period, red hair is perceived as the sign of the devil. This is much like how red haired woman were prosecuted for being a witch in history. In this world, a poor commoner with red hair, wishes to change hair color to escape the prejudice. What...
[Question] [ So, in my world (or more rather the region in which my story takes place) when the nuclear war happened the majority of people survived in small, survivalist compounds, remote wilderness shelters, and underground bunkers. All in all, 20,000 people survived the war. I wanted to use the Founder’s Effect, t...
[Question] [ **Closed**. This question is [opinion-based](/help/closed-questions). It is not currently accepting answers. --- **Want to improve this question?** Update the question so it can be answered with facts and citations by [editing this post](/posts/141446/edit). Closed 4 years ago. [Improve this question...
[Question] [ Most weapons and artillery are split by bore diameter, e.g. naval rifles of 203mm, 406mm etc. Railguns and coilguns probably won't be classified the same way, I think. Cause if multiple models use a 25mm slug or what have you, but they perform differently, what's a good way to separate them? Muzzle veloc...
[Question] [ **Closed**. This question is [opinion-based](/help/closed-questions). It is not currently accepting answers. --- **Want to improve this question?** Update the question so it can be answered with facts and citations by [editing this post](/posts/128299/edit). Closed 5 years ago. [Improve this question...
[Question] [ **Closed**. This question is [opinion-based](/help/closed-questions). It is not currently accepting answers. --- **Want to improve this question?** Update the question so it can be answered with facts and citations by [editing this post](/posts/127586/edit). Closed 5 years ago. [Improve this question...
[Question] [ In a world close to ours, on a planet, intelligent "Ents" or tree-like creatures live. The problem is, the creatures become dormant during the day; they "hibernate" when the sun is up, which heats up the planet. They become active when the sun goes down and it gets colder. The tree-like creatures need su...
[Question] [ Background: In my world, there are a number of species that stemmed from the 'original base' (humans) who traveled through space for years before a collapse in organized government crippled logistics and left colonized planets abandoned and to their own devices. After an extinction level event on the ori...
[Question] [ I'm writing about vampires in my story and I'm curious what exactly it is about sunlight that makes them vulnerable to it. Are there any books or stories that define why the sunlight kills them? Wouldn't the reflection of sunlight off the moon cause a similar problem? I know that the reflection off the ...
[Question] [ I'm thinking about writing a short story in which the protagonist is a member of a tribe that continuously fights with another tribe. Neither tribe has ever come close to winning, because the two have a sort of unspoken agreement that they will only fight over the land on their borders. However, aside fr...
[Question] [ Hijacking DaaaahWhoosh's [backstory](https://worldbuilding.stackexchange.com/questions/21225/can-you-shoot-someone-with-a-bullet-from-orbit), let's say our sniper takes the shot anyway, but he accidentally hit one of his weather balloons he set up, and now he's out of tungsten bullets. Frustrated, he dec...
[Question] [ In my world, daytime lasts for 9 years. I am trying to make this as realistic as possible. * How would life live on this planet? How would they sleep etc.? My own theories are that they would migrate with their natural half and that plants would evolve ways of hibernating knowing when night is coming sin...
[Question] [ In the year 21--, a crew of 100 sets out from Earth on the good ship *Tenzing Norgay*, bound for Epsilon Eridani. The journey is estimated to take . . . well, quite some time, given that it was calculated that the time spent to engineer a significantly faster propulsion system (compared to the technology...
[Question] [ My story occurs in the near future after a nuclear holocaust, the human population is reduced to mere thousands spread out all over the world. A mysterious disease seems to infect the survivors of the apocalypse, people suddenly turn into ghouls and cannibalize one another. As time goes by people get sus...
[Question] [ Imagine a planet that sustains life, has oceans and continents plus an earth-like atmosphere; a planet similar to earth in most ways, but with only extremely dry and extremely wet biomes. Science fiction is rife with desert-worlds, swamp-worlds, ice-worlds, gummi-worlds... Could there be a swirl world, o...
[Question] [ How could a society of about 10 giants remain hidden from the world in this day and age? These giants are ~50 feet high, uneducated, and eat humans. They run very fast and are very strong. How could they remain hidden to humans? P.S. I got this idea from the BFG [Answer] **Only the Natives Know** You'...
[Question] [ The gold standard is a monetary system where a country's currency or paper money has a value directly linked to gold. The U.S.A (United States of Amestris) operated on this standard, allowing the amestrian dollar to avoid inflation and making it the top reserve currency in the world. However, in 1971, th...
[Question] [ I'm building a world with cities of extremely different technological capabilities. One has a monopoly on gunpowder and one has complete understanding of the magic system in the world. The only thing missing is fast communication without the use of radio waves, so I thought a network of light towers usi...