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[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] [ So I tried googling them, all I got was A:[unspeakable horrors not meant to be seen][Which does not help] B:[A giant tentacled balloon] C:[Some strange shadow skeleton pseudo-death god] So yeah, pls enlighten me on this, it's been bugging me forever :/ [Answer] The main idea of being called [Eldritch...
[Question] [ A simple question, could a moon exist and stay whole if it was inside the ring of asteroids orbiting a planet? And as a side note, would it create a kind of bulge in the ring where the asteroids surround the moon? Honestly, this is entirely because my friend wants our planet to be uniquely pretty and I p...
[Question] [ On earth, we use a simple but effective coordinate system which determines position unambiguously on the surface (GPS achieving accuracy within 1 meter, which speaking as an engineer, is a remarkable feat in of itself). For example, Greenwich, England is located at coordinates 51.4800° N, 0.0000°. This ...
[Question] [ If somehow Mars suddenly had our exact atmosphere, could there be lots of life in a few million years? Would the temperature rise quickly? Would the ice caps melt? Could the life be as advanced as modern humans? [Answer] Atmosphere is not enough - it would also need water. And Mars already had both at...
[Question] [ Venoms have evolved in certain classes of animals on Earth (notably snakes and frogs, but also fish and maybe elsewhere that I can't think of right now), sometimes for defense and sometimes (particularly in snakes) for offense or hunting. Assuming an evolutionary process, **could venoms similarly evolve ...
[Question] [ Can flashbangs in real life make you see all black for a few seconds instead of all white? I'm making a videogame and I want to know if it's possible to have flashbangs that are already available in real life or if I need to use magic for that one. Just like a real life flashbang, it has to be a stun wea...
[Question] [ In my world, there is a remote island country (unofficially named Banditland or Sin Island) started by cartel/mafia kingpins and unethical businessmen from across the world. In this country, very few things are illegal. Gambling is legal. Prostitution is legal. Blasphemy/Heresy and mocking people is lega...
[Question] [ **In the near future humanity discovers a spatial anomaly at a point located somewhere between the orbits of mars and earth.** This anomaly quickly induces delirium in anybody who approaches it and even seems to have mild (though sometimes severe) reality warping effects on its environs. Notwithstanding ...
[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/59378/edit). Closed 7 years ago. [Improve this question](/pos...
[Question] [ * Speakers of this language would communicate through differences in volume, rather than pitch or [phone](https://en.wikipedia.org/wiki/Phone_(phonetics)). * While speakers *might be able* to use these features - just as in English we can use can aspirate without changing meaning - it wouldn't change the...
[Question] [ **The aliens I am writing are a very soft-hearted civilisation**, lacking many of the aspects that make us (humans) pretty vile creatures depending on the perspective. This harmonious behaviour seems like wishful thinking considering the desert planet they are supposed to live on. **The planet is a dry a...
[Question] [ So, I had a species that primarily lives off meat and insects, but I came across numerous articles which seem to point out that sapience and civilization is near impossible without being omnivorous. This led to me wondering, Based on our current understanding of how sapience evolves, are insectivores and...
[Question] [ Technological approaches to refrigeration tend to involve either high compression ratios of fairly exotic (from a biochemical point of view, anyway) volatile substances, or high-power, low-efficiency solid state electronics. Neither of these seem particularly practical paths for a living organism to take...
[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] [ Based on a local legend, this species of dragon can't fly, but instead covers itself in flame to protect itself from hunters. With as little magic as possible, would something like that be possible? **More details about the creature:** * It's about twelve meters long, nocturnal carnivore and is said to...
[Question] [ [This related question](https://worldbuilding.stackexchange.com/q/31460/28) asks about considerations for Santa's sleigh (particularly weight), but my question is more basic: how do you design a vehicle that satisfies Santa's design requirements, including the very tight schedule, in a way that doesn't t...
[Question] [ Luis and his team of vigilantes (referred to as just The Knights) want to expand to a worldwide society. The founding members could head the organization, teaching others while ensuring the Knights stay on track with their goals and ideals. However, Luis fears making himself or anyone a central authority...
[Question] [ Would it be possible for life to develop on a planet with a highly elliptical orbit? (Similar to a comet, but possibly less extreme.) If so, what conditions would be necessary and what would the life look like? Of course, a highly eccentric orbit would require the planet to go well outside of its habitab...
[Question] [ I am working on a story and I would like to know if it's possible to detect or recognize mammals, fishes or any other sea creatures that swims in an ocean from an aircraft with our current technology with installed instruments withing an aircraft and not using instruments or sonar that actually enter the...
[Question] [ If there were some organ, akin to the liver or a gland (I'm blanking on organ functions right now), that produces magical energy to project through the body, its various vessels, and directly out of the body, where would the most efficient location for it be? And where would it be if it were only to affe...
[Question] [ If is plausible, what are the most reasonable factors to bring to bear? I have a large continent where a number of races/cultures are present in the present day, but I want the one in the south to have arrived a number of centuries ago after a cataclysm destroyed their homeland. This southern area has so...
[Question] [ In an effort to work out a believable form of faster-than-light communications for my setting, I've ruled out a few things: wormholes (which are in use, but are too random in where they lead, to be used for this) and quantum entanglement (which flat out doesn't work for information transfer). In my resea...
[Question] [ ## Some Context The setting is a fantasy world with lots of magic where Liches exist. A Lich is "born" through a series of complex, dangerous and horrific rituals that a mage casts upon himself over the course of years, decades even. In order to become a Lich, the mage has to do two things: 1. Cast sever...
[Question] [ I'm trying to create an egalitarian society on an Earth-like planet, populated by simultaneous hermaphrodites. The hermaphrodites are similar to human women that have both male & female sex organs. Hermaphroditic ability to sire children is equal to human male fertility. On the other hand, hermaphrodite ...
[Question] [ Assuming in a galaxy far far away there is a Type 2 civilization (currently on the verge of making the transition to Type 3). Their scientists predicted that the star (red giant) they are orbiting is going supernova probably within a couple of years (a decade maximum), they won't be able to evacuate ever...
[Question] [ Related Question : [Can we 'beam' energy from the moon?](https://worldbuilding.stackexchange.com/questions/3372/can-we-beam-energy-from-the-moon) I was wondering if instead of 'beam'ing energy from the moon, could it be possible to extend a power cable from the earth to the moon? If the power cable was f...
[Question] [ So, in most sci-fi worldbuilding, there inevitably is a need for powerful energy sources to do all the magic, which simple energy sources such as burning coals, energy from the earth and possibly even Nuclear Fusion is not enough. Thus, I ask, what are the most powerful theoretical energy sources? Here a...
[Question] [ Given an Earth-like planet, what sort of geological features or weather systems are required for a place to have the same average day and night temperatures throughout the whole year? Is such a thing even possible? The closest I could think of were tropical climates that are hot all year long (though eve...
[Question] [ There is a trace of radioactive isotope of potassium found in every bananas, I'm curious can I grow a banana which is rich in heavier unstable elements so that I can harvest and threaten my neighbor? (A single banana must be able produce fission reaction.) [Answer] No. Now lets run through some of the...
[Question] [ Let's take your typical dragon- 12m long, reptilian, claws and horns, flies using big bat wings and breathes fire. Assuming that the dragon in question has wings and muscles big enough to get them off the ground with a stag in their claws and a human on their back, how much armour could the dragon wear? ...
[Question] [ Nowadays heavy duty drilling and machining is often done with cutting tools fashioned from cemented carbides, which consist of a hard phase like Tungsten Carbide embedded in a "soft" metal like Cobalt. This gives a really tough material that withstands a lot of punishment. I'm wondering if swords made fr...
[Question] [ I'm embarking on a fantasy book so I guess in essence you can write about anything but I do want an element of plausibility. Could you have hot desert caps on a planet and an icy/winter equator? [Answer] Certainly. I will assume by desert you mean "hot and arid" rather than just arid. A planet could o...
[Question] [ I've been working on my story planet and have come up with an unlikely but possible scenario to help explain some of my stories origins as well as myths and folklore. Over the last day or so, I've been playing around with a small moon in a geostationary orbit around the planet. Now I just need to clarify...
[Question] [ For reasons unbeknownst to them, a hundred US military personnel from 2016 have been thrown backwards in time, coming out in the middle of Kansas, December 9, 1941, one day after the Pearl Harbor attack. They can find no particular pattern among them except they're all officers (commissioned and noncommi...
[Question] [ My premise involves a habitable planet with a dual core: it has two masses similar in composition to Earth's core, which revolve around each other over the course of hundreds of thousands of years. The revolving motion creates electrical anomalies on the surface of the planet. My goal is to have the dual...
[Question] [ Humans' evolution has led to the loss of most body hair, which the NY Times article *[Why Humans and Their Fur Parted Ways](http://www.nytimes.com/2003/08/19/science/why-humans-and-their-fur-parted-ways.html)* covers fairly well. Among the theories: * Humans went through a semi-aquatic phase * A defense ...
[Question] [ In my world there's a salt flat like [Salar de Uyuni in Bolivia](https://en.wikipedia.org/wiki/Salar_de_Uyuni) (of different size if need be) [![enter image description here](https://i.stack.imgur.com/TDweg.jpg)](https://i.stack.imgur.com/TDweg.jpg) *([source](https://www.denomades.com/en/san-pedro-de-at...
[Question] [ **Closed.** This question is [off-topic](/help/closed-questions). It is not currently accepting answers. --- This question does not appear to be about **worldbuilding**, within the scope defined in the [help center](https://worldbuilding.stackexchange.com/help). Closed 7 years ago. [Improve this que...
[Question] [ There is this community where people dive into the sea for precious stones. I need an oxygen cylinder sort of thing for divers. It can be plant based or it can be a dependency on some other species. There is no magic in the world. The world is an alternate earth in medieval times. How to achieve that? ...
[Question] [ Taking several notable real life inspirations from the animal kingdom I like to design a realistic Dragon towering any creature ever lived but has a nasty habit of generating sonic boom every where in its wake. What are the prerequisites my Dragon have to evolve in order to attain supersonic flight? I t...
[Question] [ So I was recently inspired by the answers that I saw on this stack exchange to the following question: [Feasibility of H.G. Wells' Continuously-Exploding Atomic Bombs](https://worldbuilding.stackexchange.com/questions/165473/feasibility-of-hg-wells-continuously-exploding-atomic-bombs) And it occurred to ...
[Question] [ As far as I know airships, specifically rigid-airships, do not have an upper size limit other than what is required by practicality and how willing you are to build gigantic airship sheds. But one question that has been burning inside me recently is how small can an airship, specifically a non rigid airs...
[Question] [ A village is famous for its flowers and wants to bring in tourism by replacing its timekeeping and basing everything around a flower clock. Schools and shops all agree to set their times by the flower clock and a webcam image of it is streamed across the village for everyone to see what time it is. <http...
[Question] [ So I found out that it would under certain circumstances be [economic to harvest Asteroids](https://worldbuilding.stackexchange.com/questions/5168/is-asteroid-harvesting-economic). Given the following: * Technological level is nearly similar to todays Earth. * There are transportships which can carry mat...
[Question] [ A unique sword is to be forged for the hero, a human-dragon hybrid. Forged in the dragonfire of his draconic father... I don't actually think it would be much different than a sword from a regular forge... That brings me to this question. My metallurgic knowledge is limited, and so I am looking for a met...
[Question] [ Our space explorers got some friends together to try to form a galactic union. Most inter-species unions would be an empire where a few species are controlling lots of others, or a partnership between a few species like they have now. They are actively trying to avoid both of these. They quickly run into...
[Question] [ The answer, of course, is very screwed; however, I want to elaborate on that more. ## Background Despite what common propaganda (D&D, Tolkien, etc...) might have taught you, dragons rarely ever use their breath weapon. When they do, it's primarily to handicap the enemy and make an opening for the killing...
[Question] [ I'm not talking about the [ISS](https://en.wikipedia.org/wiki/International_Space_Station). I'm talking about larger stations such as [Bernal Spheres](https://en.wikipedia.org/wiki/Bernal_sphere), [O'Neil Cylinders](https://en.wikipedia.org/wiki/O%27Neill_cylinder), [Stanford Tori](https://en.wikipedia.o...
[Question] [ Related to [this question](https://worldbuilding.stackexchange.com/questions/123032/how-could-people-figure-out-that-parts-of-the-earth-are-missing) a bit, the house I'm talking about was swallowed into another dimension along with parts of its garden. The house itself stays completely intact, but the pi...
[Question] [ In a world I am building, I have a race of Dragons. A lot about them is based around questions previously asked on this site; as a result, most of them are around human-sized and cannot fly (a pox on you, square cube law!). However, due to the fact that their evolutionary ancestors initially *could* fly ...
[Question] [ I'm imagining a hypothetical lone organism on a planet. Something like Avatar, the movie's Eywa. I am envisioning it as a massive organism covering the entire surface of the planet but biologically one single coherent entity. It was always the only living thing on the planet. Language, to what I understa...
[Question] [ In real life, mines (at their most basic, small containers filled with explosive, fitted with some sort of triggering mechanism, and left to blow up the unwary) are a mainstay of warfare both [on land](https://en.wikipedia.org/wiki/Land_mine) and [at sea](https://en.wikipedia.org/wiki/Naval_mine): * Land...
[Question] [ There is a veil which separates our reality from a parallel dimension that contains Eldritch abominations. An ancient empire has discovered that they can harness the power of this realm by summoning demons across the barrier. This is done through the use of human sacrifices. The more powerful the demon, ...
[Question] [ From further investigations I see that someone came with an idea that gives support to my theory that elves don't have body fat. Their idea was that Elves [store their energy as ethanol](https://worldbuilding.stackexchange.com/questions/128909/how-could-elves-survive-without-any-fat-cell-in-their-body/1...
[Question] [ I am writing a book set in a world that is a fleshed out version of a myth told by Central African Hunter Gatherers (Congo Pygmies) and the African groups north of them, generally going as follows: The Pygmy Peoples of the Congo were once highly advanced and had Jungle cities, all sorts of advance machin...
[Question] [ In my world, an intelligent species has evolved to the point of space travelling. However, this species can eat only one single type of food (which is a product of another species on its planet). It cannot use any other species as food, and it cannot artificially create food which is equivalent, despite ...
[Question] [ In *Star Trek TNG*, you hear about some sort of defense back on earth that is supposed to screen out all the bad weather. In the episode "True Q," it is mentioned several times as being capable of preventing/stopping a tornado. Obviously such a system isn't possible today, but what would we need to stop...
[Question] [ The year is 1489, Christopher Columbus is planning to test his theory, that if he sails west, he will be in India much much faster than going to the east. Because he knows Earth is rounded, so this could save him precious time, thus he would find a better trade route to India We know he was wrong because...
[Question] [ I’m creating a planet which is relatively similar in size towards earth being slightly smaller. It’s covered in oceans and about only 17% of it is covered in land. The planet has no moons. I don’t know if any of this would effect the question but the planet is much warmer than earth with a thin atmospher...
[Question] [ In my story a new device has been developed which will replace clunky headsets and haptic suits. This new device is surgically implanted in the users’ bodies and allow them to interface directly with the virtual reality game. All motor signals from the brain are intercepted and redirected to the game and...
[Question] [ I've read a number of questions about how a dragon would or could breathe fire, and what substances would allow them to do so, and alcohol or ethanol has always been mentioned and shot down as alcohol would diffuse into the blood and kill the dragon. So: 1. Is it possible for an organism such as a dragon...
[Question] [ **Context for Question** The colonisation of the planet [ INSERT NAME ] was an enormous social experiment performed by the Terran Planetary Science and Terraforming Council; this previously-barren world had its orbit and gravity adjusted to suit human requirements, but was uniquely terraformed so as to c...
[Question] [ The inspiration for my question comes from The Great C by Philip K Dick. To summarize, the Great C is a computer that has taken over a large portion of the planet. It uses proxy agents to keep control by relentlessly patrolling the area and killing anything that gets in its way. My question is an extensi...
[Question] [ ## Auto turrets: When you think of auto-turrets you probably imagine something along the lines of: high tech or state-of-the-art weapon systems. You'd be right as such technology is heavily computerized and relies on computer chips processing visual information to determine wether or not to pull a trigge...
[Question] [ In a world where people and nations could force their leaders to 'tell the truth, the whole truth, and nothing but the truth', how would this affect both politics itself, and how it would be viewed by the public itself. Boundaries * This magic oath would only work if the taker willingly submits themselve...
[Question] [ This is my first post on this site, so please bear with me. I am working on a series of stories about an interstellar colony with a large gender disparity. Namely the initial population was made up of 120 mature males and 1080 mature females. In an effort to provide genetic diversity tens of thousands of...
[Question] [ Considering there are at least several thousand depictions of trolls in the media, we’ll be talking about the traditional trolls from Scandinavian folklore. They’re usually described as being * tall * stout * incredibly hairy * with long arms * big noses * large ears * tails like a cow They are describ...
[Question] [ Assuming a planet with (water) oceans and technology similar to that on (current) earth, but instead of storing the radioactive waste in caves, they just dumped it into the ocean (in strong, heavy containers such that it does not leak) - what would be the environmental impact? [Answer] Assuming conta...
[Question] [ Context: This is a post apocalypse low fantasy, soft science world. In it megacorps have built a protected city for citizens to survive. The world outside the walls in dangerous, with toxic gas, radiation, deady evolved/mutated animals, and vengeful abandoned Androids intent on killing all humans. Its dy...
[Question] [ Is there an example of substances interacting with each other in the following way? * A is a lethal substance, killing within minutes to hours when orally ingested; * anti-A is an antidote for A (or at least significantly counters its effect), works even if administered (orally) a few minutes after being...
[Question] [ So in my fantasy world, there exists a substance that (when applied to the surface of an object) repels water in the same way a very strong magnet would. This allows boats to hover above the surface of the water. The people that use this substance are a small tropical island culture, and use their boats ...
[Question] [ Schism of 1054, also called East-West Schism, event that precipitated the final separation between the Eastern Christian churches, led by the patriarch of Constantinople, and the Western church. Tensions had been building up to this event, due to the constant theological disputes in the east, as well as...
[Question] [ How plausible, or implausible, would it be for a lineage of birds' feathers to evolve into sharp, hardened plate-like scale armor (and/or blades), comparable to that of [pangolins](https://en.wikipedia.org/wiki/Pangolin)? And if it is plausible, which ecological niches would these birds be best suited to...
[Question] [ In *[Tarzan the Terrible](https://en.wikipedia.org/wiki/Tarzan_the_Terrible)* Edgar Rice Burroughs introduces the Gryf which is a Triceratops that survived extinction and has since evolved to become carnivorous. It *may* be possible that ERB believed that the Triceratops has always been a carnivore, but ...
[Question] [ Suppose you have a planet-wide empire that has the benefit of [Ancestral Guidance](https://worldbuilding.stackexchange.com/questions/9932/what-consequences-would-ancestral-guidance-have). The empire has conquered the entire world long before it developed interstellar travel. There are no other inhabited ...
[Question] [ **The Setting:** I have an idea for a universe that, in an inversion to our own, is filled for the most part with matter in solid, liquid, gaseous or plasma form, while vacuum and degenerate matter is present but relatively rare as matter appears to be in our own universe. This universe would contain man...
[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/111913/edit). Closed 5 years ago. [Improve this question](/po...
[Question] [ Let's say a person has/suffering from a split personality. And let's call this personality as `A`. My question is, **Is it possible for this personality `A`, belonging to that person, to have its own different set of personalities/split personalities and by extension further down the line? That is, can ...
[Question] [ In my next novel, there are three major powers in the solar system: Earth, Mars, and Saturn. Earth runs on a slightly modified Gregorian calendar, Mars goes with the good old Darian calendar, and Saturn... well, I'm really not sure what to do with Saturn. The Saturnian calendar must: * be cyclical; while...
[Question] [ I'm taking the example of a [rotating wheel space station](https://en.wikipedia.org/wiki/Rotating_wheel_space_station), in which artificial gravity is created through rotation due to the inertia inside. The idea in the 3D environment is that the wheel (2D) is rotating with respect to a third axis (the on...
[Question] [ Consider a space elevator, a thread hanging from the heavens and being anchored to a spot in ground or sea barge at equator. As I understand it, it'd be very thin at ground and get thicker on the way up to GEO, and thinner again towards the counterweight station at the end. Construction material is basic...
[Question] [ A race of people was created through magic, their mind was greatly altered, among the abilities that were granted was a memory that perfectly records all sensory information forever. As well as the ability to run programs in a sort of secondary mechanical mind, that operates on a much faster magical subs...
[Question] [ The setting is current day Los Angeles... except for the goblin city that exists beneath it. Its chambers range from about 500-2000ft underground and has a population of several thousand. A lot of what the goblins have comes from things they steal from humans at night: radios, power tools, babies, and wh...
[Question] [ ## **Tl;dr:** * Humans create a composite image out out what each of their eyes see * Humans process the two images into one using their visual cortex * Humans can't see infrared because of a lack of photoreceptors in their eyes * Visible light wavelength is 400-700nm * Near infrared (NIR) wavelength is ...
[Question] [ So I am now writing my novel regarding a man sent on a long term mission in a backward world by his employer. In the middle of war he ran out of provisions behind enemy lines with no edible flora or fauna around. And he is a human. Now the situation is: He is hungry and the only thing in front of him is ...
[Question] [ Before we begin, two things. This question was inspired by [this one](https://worldbuilding.stackexchange.com/questions/34566/what-happens-when-one-planet-lands-on-another). I definitely don't want [this](https://i.imgur.com/8N2y1Nk.gifv) to happen. So, I have two very close tidally locked planets, each ...
[Question] [ [Architecture](http://www.merriam-webster.com/dictionary/architecture): > > **1.** The art or science of building; specifically : the art or practice of designing and building structures and especially habitable ones > > **4.** a method or style of building > > > --- I've noticed that in most stor...
[Question] [ Suppose an alternate reality where each human Society (country, clan, tribe, kingdom, or whatever) only give birth to one male per generation. That entire generation depend solely on that one male for reproductive purposes (and possibly, what ever sexual gratification their culture can conceive of.) It i...
[Question] [ How close could two trenches be in a stationary war that lasted about 4 months? Specification: Infrastructure should be established and there is artillery in use. The no man's land is mostly plain with grenade holes, so you could see the other trench. So what distance (presumably further than a man cou...
[Question] [ These animals are nectarivorous in nature, eating sap, nectar, and honey (Though they are not bees, they are vertebrates.), but as they became more intelligent and advanced, they also incorporated foods like candy and vegan pastries into their diets. Their blood is based on hemerythrin also. If you ate o...
[Question] [ I have a character who fights hand to hand against people with swords and powers so he wears armor to protect himself. The thing is he has wings and I've been racking my brain if there could be armor that he can put on them. That won't hinder his flight but could also protect them. Is this possible? The ...
[Question] [ I'm thinking of a planet in a Goldilocks zone similar to Earth's, with a similar atmosphere, and similar atmospheric pressure and temperature at the surface. Gravity would be variable, based on the mass needed to sustain the kinds of pressures to form exotic ices at the core. I realize there are at least...
[Question] [ Logically a born and raised on a planet with Earth-like gravity would move slower on a high gravity planet, and would be both faster, and possibly clumsier in low gravity. In my world humanity has colonized many planets, and there are exoskeletons, similar to the ones in Advanced Warfare, that give enhan...
[Question] [ I'm trying to come up with a scenario involving a mining base built on a planet that may only be approached from the shadowed side; the star (or other body) allows only that narrow lane of approach. The base is in a fortified bunker to protect it when it faces the star. The question is: What phenomenon w...
[Question] [ In the story I created, the Kingdom of Oneirou has 3 Moons--Artemis, Rahu, and Zorya--all of which have their own independent lunar cycles. However, it's officially stated as early as Chapter 2 or 3 that, once a year [each], all 3 Moons' phases are synchronized to Full Moon and New Moon. Let's say, for ...
[Question] [ This is a very closely related question to my previous: [Evolution of tree-dwelling species that will help predators find prey if prey species doesn't give it a bribe?](https://worldbuilding.stackexchange.com/questions/70003/evolution-of-tree-dwelling-species-that-will-help-predators-find-prey-if-prey-sp...
[Question] [ I'm writing about a group of colonists on an Earthlike world, where I want to get the geography realistically correct, and it occurs to me that one thing I have not really seen discussed is the nature of the shoreline. It actually matters to the colony what kind of shoreline they have, because if it's a ...
[Question] [ In my sci-fi world, mankind has begun colonization of the large asteroid Ceres. It's a mining hub, with a lot of cargo vessels transporting things in and out. Hydrogen peroxide fuel is cheap and plentiful around Ceres, and the gravity well very shallow, so the kind of fuel efficient rendezvous moves we s...
[Question] [ Story starts out about 100 years from now. While in orbit around Earth preparing for an interstellar mission, our spacecraft encounters some *hand-wavey spacetime anomaly* such that we're still in orbit around Earth, but approximately 20 million years into the future. How would we be able to tell how fa...