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[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/83023/edit). Closed 6 years ago. [Improve this question]...
[Question] [ This might seem like an obvious yes but I asked my Momma this question and she said that there are more nutrients in muscle but she isn't sure whether a fat humanoid would last longer than a muscular humanoid in a famine. I think this comes down to pros and cons of each body type. **Fat humanoid** Fat ha...
[Question] [ Augi is an augmentation intelligence in the shape of a silver choker. It is worn by Isis, a human. Augi perceives the world through Isis' sensory apparatus by detecting electrical impulses traveling from her sense organs to her brain. In one story, Augi perceives a number of entities which Isis cannot p...
[Question] [ I've had a look around the internet and the only real classification system for planets seems to be the one from Star Trek, which I don't want to use. The [real groups](https://en.wikipedia.org/wiki/List_of_planet_types) that planets fall under seem to be messy and unordered and I don't like it. I'm look...
[Question] [ My version of a tank uses reinforced depleted uranium as armor plating, however it was recently attacked by a large dragon which managed to crunch, and chew off a piece of it in one big bite. *What kind of material could allow the dragon tooth to penetrate into the tank's armor, and is it possible to du...
[Question] [ I am designing a new exoplanet. Do these physical parameters seem plausible? Sigma Implexis- b is one of three planets orbiting the star called Sigma implexis (S-intertwined), designated a red dwarf star. Sigma Implexis-b has an annual orbit takes 200 earth days; its daily cycle varies depending on wher...
[Question] [ Imagine if nature had evolved its own version of the modern blimp, or the old fashioned zeppelin. Picture a creature built like a huge hydrogen balloon, a thin tissue of living flesh and tenuous skeleton supporting vast empty sacs filled with lifting gas. A lighter-than-air animal much, much larger than ...
[Question] [ I understand that Carbon, Hydrogen, Oxygen, and Nitrogen are the source of a lot of great cheap chemistry and I understand why aliens could be made out of those elements. I don't understand though why they would use amino acid polymers, it seems to be an obtuse and awkward way of getting things done. Is...
[Question] [ ## Assumptions 1. Space travel is hard. 2. Interstellar travel takes a long time. 3. Chances for a successful trip and colony becoming self-sustaining are not considered super high. Therefore, each colony will be seeded by 2 or more colony ships. ## The Setting Colony ship 1 successfully completes its vo...
[Question] [ In the 17th century, many young girls are enlisted for national service and are subjected to weeks of harsh selection processes to weed out muggle[1] before being trained as sorceresses. Of course, some time later, the remaining/surviving sorceresses were decommissioned and replaced by the Amazons. Howev...
[Question] [ So, imagine a 22th-23th century human space-faring civilization which has settled several colonies on asteroids and moons (not too different from our own Moon, for the sake of comparison). Suppose that there is the need to define the position for a "last line of defense" around the colony itself, in cas...
[Question] [ Suppose superintelligent AI is possible. Is there any reason its code couldn't be executed by stone-age people rather than a computer? E.g., imagine an order of monks reading and executing commands in a structured way. This version of AI would obviously be much slower than one run on a computer, but con...
[Question] [ We've all seen it. A new zombie game comes out, we rush to the store to buy it and we end up being slaughtered by giant mutated undead spider-guys. Then we replay it. Rinse and repeat, so to say. Okay, now let's ditch the zombies here, I'm sick of them. The point of the question is this: Can a virus conc...
[Question] [ ## Background Bob the billionaire (I don't have a good name for him yet) got bored and decided to strand himself on an island for a while so that he could write a book about it. On the day he is done being on the island he sends out a radio transmission to get picked up, which goes unanswered. He eventua...
[Question] [ In a nanotech future, you have assemblers which can pull together atoms and make things. Anything that you have a pattern for, and the correct atoms, can be made. You could make the solar cells to provide power for your nano-assemblers. You could make food, most food is H,C,N,O with some P,K and some oth...
[Question] [ Where should I shoot a solar flare that is at least as strong as [the solar flare(s) in 2012](http://science.nasa.gov/science-news/science-at-nasa/2014/23jul_superstorm/) for the most death? What else would happen? And how much death, in percentage of world population, would the solar flare cause? That c...
[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/4812/edit). Closed 4 years ago. [Improve this question](/post...
[Question] [ Assuming planet Earth, with considerable amounts of pets per household ([96 million cats in the US alone](http://www.humanesociety.org/issues/pet_overpopulation/facts/pet_ownership_statistics.html)), what would be the social and ecological consequences of all domestic cats acquiring flight ability over s...
[Question] [ I'm in the process of constructing a fantasy world that resembles our world and is predominantly inhabited by humans just like us, but which also contains ogres. The ogres in this world are between nine and ten feet tall, green skinned, semi-sentient and nearly always humanoid, although they have a highe...
[Question] [ This mammal-thing is based off of kangaroos, red squirrels, dromeosaurs, cats, and of course, humans. My creature is slightly bigger than most humans, digitigrade and bipedal. It has a long, thick tail to help it balance when standing (Though it can stand without it, it's just harder.) and running. It ca...
[Question] [ I'm working on ideas for a game that will involve mechs of varying sizes and shapes and I am trying to establish an upper limit of size for humanoid mechs. This isn't about practicality, that is something I will consider separately. I'm just trying to establish a maximum possible size. The mechs will be ...
[Question] [ Okay, so this question is in the same vein as [this](https://worldbuilding.stackexchange.com/questions/195622/wingjaw-steel-superior-armor-and-weaponry) and [this](https://worldbuilding.stackexchange.com/questions/196057/benefits-of-amphibious-items) question (both posted by me). So, without further ado,...
[Question] [ For one of my stories I’ve developed a planet with approximately the same total surface area as Mars. This planet has high quantities of heavier metals/elements (especially silver) and it has roughly 83% earth gravity. It’s very earth like in terms of environment (a little cooler but the temps and atmosp...
[Question] [ I'm wondering if the following is possible: * Find a sunny spot on Mars * Fix up the soil so it's not poisonous * Put heaters in the soil * Put a loose transparent tent over it to help hold in the heat * Add "water" - I'm guessing the water would actually be water vapor, due to low pressure. So: could an...
[Question] [ Set during the Cold War period, the then-president rented five (5) flying saucers from the extraterrestrial aliens and a few training exercises were conducted in the air space above Roswell. My father was a young US Air Force lieutenant and mentioned he had crashed landed one of the saucers during traini...
[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/167778/edit). Closed 3 years ago. [Improve this question](/po...
[Question] [ > > Happiness is mandatory. Unhappiness is treason. Treason is punishable by summary execution. Are you happy, citizen? - Friend computer. > > > Welcome to Beta Complex, the little brother of [Alpha Complex](https://tvtropes.org/pmwiki/pmwiki.php/TabletopGame/Paranoia). We are not in Alpha Complex, g...
[Question] [ In my fantasy world, wraiths are a species of shell-less, regressed crustaceans. They lay their eggs inside animal skulls, using them as shells. The wraiths' bodies are incredibly weak and they cannot move on their own. To be able to find food and defend themselves, they develop a vast number single-cell...
[Question] [ At mid-night 1 July 1997, UK returned HK to China. Call my imaginary China's handover to UK "Patriation" - it must happen after 1 July 1997. As we know from real world 2019 protests, some Hongkongers prefer UK rule. China wants HK and doesn't want give it back to UK. UK doesn't plan to get HK back. Wha...
[Question] [ So based on the question [can pumice stone be use as castle material on water?](https://worldbuilding.stackexchange.com/questions/150256/can-pumice-stone-be-use-as-castle-material-on-water) I wanted to take pumice and use it to construct a floating road, so my Lava People can safely travel from one volca...
[Question] [ Insects and other land-based Arthropoda are stuck at the size they are due to how inefficient their respiratory system is. They were able to reach the size they did in the Carboniferous period because of the incredibly high oxygen content in the atmosphere back then. Let’s say we were to, through genetic...
[Question] [ I'm trying to create a realistic composition of a mildly futuristic diesel attack submarine with API based on a Stirling radioisotope generator. The idea is that thanks to automation it's possible to use only a tiny crew, which makes such a small boat less overcrowded and increases its endurance. Yes, it...
[Question] [ [Huldra](https://en.wikipedia.org/wiki/Hulder) are forest creatures from Scandinavian folklore, best known for their seductive natures. They are frequently depicted as beautiful women, with the additional traits of a cow-like tail and occasionally a hole in their backs, like that of a rotting log. As we ...
[Question] [ Here is the scenario: A Paleo/Mesozoic mass extinction wiped out 96% of all terrestrial species, and the only plants that survived were as follows: * One genus of conifer * One genus of cycad * One genus of ginkgo * One genus of seed fern Once the ashes had cleared, the survivors found more than plenty o...
[Question] [ I have created semi-intelligent griffins in my fantasy world. Semi-intelligent meaning that adult griffins have the intelligence of an average 4 year old human. Now, I realized that once the griffins are discovered by intelligent races (humans, dwarves, elves), their intelligence would most likely be ab...
[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/130241/edit). Closed 5 years ago. [Improve this question](/posts/130241/edit) ...
[Question] [ **Background:** I'm toying with the idea of an alternate Earth that never developed wireless technologies. Radio transmitters, Wi-Fi, etc... were never invented, meaning that light-speed communication is practically nonexistent. One nation progressed into the modern world with an extreme grasp on chemist...
[Question] [ There are many organisms that [sometimes reproduce asexually and sometimes reproduce sexually](https://en.wikipedia.org/wiki/Parthenogenesis) (even snakes and sharks!). There are also a fair number of organism that reproduce sexually but have a sex ratio of offspring that is heavily influenced by environ...
[Question] [ Sort of an extension of [With minimal terraforming, what features/structures would need to be built to protect a 25mi radius city from wind?](https://worldbuilding.stackexchange.com/questions/82544/with-minimal-terraforming-what-features-structures-would-need-to-be-built-to-pr) but with some more items ...
[Question] [ So I'm working on an alien race I'm calling the Zaux. They look sort of like big, upright [stomatopods](https://www.google.com/search?q=stomatopod&safe=off&biw=1920&bih=950&source=lnms&tbm=isch&sa=X&ved=0ahUKEwiL8MWrkOvPAhWprlQKHZzpBp0Q_AUIBigB). They're a super collectivist hive society, completely dedi...
[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/51892/edit). Closed 7 years ago. [Improve this question](/pos...
[Question] [ This questions came to me after some discussion on [my previous one about a civilization living under Antarctica](https://worldbuilding.stackexchange.com/questions/42304/how-could-a-human-civilization-have-happened-to-live-underground-in-antarctica). I somehow have the feeling this is a dumb question - s...
[Question] [ I was watching a television program recently about [Naked Mole Rats](https://en.m.wikipedia.org/wiki/Naked_mole-rat) and how they are they are one of the only known [Eusocial mammals](https://en.m.wikipedia.org/wiki/Eusociality). They have a single queen who produces offspring as well as warriors and wor...
[Question] [ In my setting, military innovation spurred by the American Civil War (1861-1865) prompts the design and construction of counterweight-driven skyhooks for the delivery of suborbital long-range munitions. The devices, nicknamed "Tennessee Slingshots," are used to bombard Charleston and Vicksburg with barra...
[Question] [ Science fiction often depicts humans visiting alien planets which have unbreathable atmospheres. No problem; they are shown wearing atmosphere suits including a helmet with a transparent visor/faceplate or a transparent globe over the entire head. My question is, what happens when it rains? Most of the d...
[Question] [ Assuming a technological progression roughly similar to that of Europe in our world, what is the earliest that a civilization could have developed rigid-frame [airships](http://en.wikipedia.org/wiki/Airship)? For example, one could imagine that steam engines could have been invented much earlier in histo...
[Question] [ From what I can tell, there's lots of room available inside a [cell](https://en.wikipedia.org/wiki/Cell_(biology)); certainly, all the graphic representations of them I can find seem to show that a lot of the volume of the cell is [cytoplasm](https://en.wikipedia.org/wiki/Cytoplasm), as opposed to [organ...
[Question] [ There have been ideas about moving galaxies, if all of the needed stars and black holes become stellar/black hole engines but due to the 1:5 ratio of matter and dark matter there will not be enough mass in the stars to take the dark matter with them, as well as the interstellar medium, unless it is colle...
[Question] [ What materials in the environment could merpeople use to make armor? The merpeople live in the mediterranean sea and have contact and trade with humans who could provide resources and craft the armor for them if necessary. The humans are around classical antiquity in terms of technology. [Answer] I'd ...
[Question] [ I'm writing a story in a system which has two earth like habitable planets orbiting the star in Lagrange points L4 & L5 of a gas giant similar to Jupiter / Saturn. Is that orbit possible in the Sun like star habitable zone? Something no further than Mars assuming. For illustration purposes: One earth lik...
[Question] [ I have got a idea of a eusocial species that creates huge And wide colonies that can go through different environments from underground tunnels, to a island a few miles offshore, to miles away farther from the original location and I wanted all these creatures to still be in contact to each other. that’s...
[Question] [ I have a fantasy race that controls fire, and loses their powers when they get wet. They bathe by scarping all dirt and materials off their skin and heating the outside of their body to 600 degrees Celsius (1,112 degrees Fahrenheit) with no ill effect. For the question, you can assume the creatures sweat...
[Question] [ I'm working on a version of wormhole-based FTL travel, and one of the side effects of passing through the wormhole is going to be instantaneous heating of every molecule of the thing passing through. The heating works by dumping a specific amount of thermal energy into every molecule of the object passin...
[Question] [ I'm currently designing an mesothermic reptilian sapiens for my world, that have evolved from a deinonychus-type of dinosaur and developed flexible hands with opposable thumbs, but still possessing arms that are shorter and weaker than human arms. I imagine them to be potentially very quick and agile in...
[Question] [ Photosynthesis does not provide enough energy to allow animal activities on its own (see [this post](https://worldbuilding.stackexchange.com/questions/38394/efficiency-required-of-a-photosynthetic-system-to-support-human-level-activities) for example). But can we think of a species using photosynthesis a...
[Question] [ As is my understanding (this is not my specialty), for the vast majority of history the crown (whatever sovereign entity exists at the head of the state) gathered income through a few means: * Tariffs (relatively easy to implement, but don't work for domestic goods) * Stamps (also relatively easy to impl...
[Question] [ In the story I am writing the universe itself was create from a magical storm in a realm known to mortals as The Beyond. Now it is believed that there is the Realm of Reality in which the story takes place, and The Beyond a plane of existence that shadows the mortal plane. While The Beyond and the Mortal...
[Question] [ Is it possible for massive clumps of algae to evolve and survive in deep space? Let's say there is an expanding red star in a system with asteroids and planets once containing organic molecules, and these naturally evolve into a sort of organism that uses sunlight for consumption as well as electrical f...
[Question] [ I want to generate a world with a surface that has the same sort of patterning is seen in the surface of a dried lake bed when the mud cracks, but greatly scaled up. Each individual plate/fragment of mud being equivalent to an irregular slab of surface rocks 50 – 200 miles across on the planet’s surface ...
[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] [ This is all about a thought experiment : Is there an hypothetical (or may it be real?) case of a stellar system, in which both methods of transit and radial velocities, are invalidated by some orbital configuration, providing a constant light dimming (each egress is perfectly compensated by an other pla...
[Question] [ This just out of curiosity and interest, could something like the marsupilami exist in our world? If you don't know, the marsupilami is pretty much a bipedal, arboreal monkey like monotreme (egg-laying mammal) native to the Palombian rainforests (which are fictional) of South America. Its most noticeable...
[Question] [ In an effort to accurately map and predict earthquakes and tectonic plate movements, scientists wish to insert sensors through the earth's crust and into the upper mantle. Through some Excel wizardy, they manage to get the funding to extend the [Kola Superdeep borehole](https://en.wikipedia.org/wiki/Kola...
[Question] [ Looking for options with at least some grounding in science: Several hundred years in our future, a group of wealthy philanthropists lavishly funded a colonisation project designed to create a Utopia. Their theory was that human violence is a cultural phenomenon, which occurs because of traumatic childre...
[Question] [ I'm trying to design a voting system where smaller parties are represented but the country still uses local representatives. I don't want to allow coalitions since they dilute the party message into amorphous blob. My idea is to have a country with unicameral parliament. The country is divided on elector...
[Question] [ If in a fantasy world there was a think tank for research of all kinds, but there were rules like you can't test something like a mind wipe on an unwilling person, how would test animals be handled? In our world, we use mice and monkeys before things are approved for human trials. Would it be acceptable ...
[Question] [ What would colonists building a base on Europa use for building materials? I am interested in habitats in three locations: * on or just under the surface * bolted onto the underside of the ice sheet * rooms hollowed out from the lowest level of the ice sheet Can metals or other building material be extra...
[Question] [ Ignoring the obvious questions regarding feasibility, let's assume that the army of a largely feudal world can choose to mount their heavy weapons (cannons, artillery, gatling guns, etc.) on magical machines which look like insectoids. These are magically autonomous, and so will follow orders without ne...
[Question] [ I’ve seen the terms *posthuman* and *transhuman* used in fairly generic ways. But given a setting with several types of beings, what consistent naming convention could be used? I suppose the vulgar terms might be less neat and careful than the official and legal names. I’m interested in both. ## 1 Human ...
[Question] [ In a world where people can feel each other's thoughts and emotions, is it possible to lie? Is it possible to **think** something different from what you really think? It doesn't make sense... When you lie in spoken language, you are aware that what you are saying is different from the truth. The process...
[Question] [ I'm building a world which is broadly a [standard fantasy setting](http://tvtropes.org/pmwiki/pmwiki.php/Main/StandardFantasySetting) - similar to 15th to 16th century Europe in technology, government, growing urbanization and trade, etc., but with some magic. Very basic magic is common, but powerful mag...
[Question] [ I know a tadpole can do this transformation, given enough time, so what about mermaids? [Answer] You either invoke magic, or they are really 'legs' that can 'velcro' together. It takes months for a small frog to change. On top of that frogs' [tails don't split into legs](http://allaboutfrogs.org/weird...
[Question] [ This is of course not something that we can do at the moment, technologically speaking. But I was curious about the underlying principles of lasers and as they are, generally speaking, a form of concentrated,coherent, light radiation. So this is for a fantasy project about another civilization that is v...
[Question] [ The Wikipedia article on [Klemperer Rosettes](http://en.wikipedia.org/wiki/Klemperer_rosette) states that hexagonal rosettes are slightly more stable than other, non-hexagonal rosettes, due to the position of the orbital objects in the Lagrange points of their neighbors. My question is this: How stable o...
[Question] [ I am wondering, what mechanism would be needed to generate gravity on a space ship in interstellar space, like we see it on *Star Trek* or *Star Wars*? What is the most realistic hypothetical way what would be achieved? [Answer] Most realistic way is centripetal force, which is the rotating wheel tha...
[Question] [ [Hydrothermal vents](https://en.wikipedia.org/wiki/Hydrothermal_vent) are thought to exist on Europa. On Earth, these vents are surrounded by all manner of [freakish](http://www.deepseaphotography.com/vent_animals.html) and bizarre looking creatures, mainly various [worms](https://en.wikipedia.org/wiki/P...
[Question] [ There's a real fence that uses lasers to cut off the wings of insects to keep them out. Is it possible to extend this technology to burn bullets into ash before they hit anything? Limit on minimum distance the bullet has to burn to stop? [Answer] There are two ways to stop the bullet using a laser, va...
[Question] [ As a child, I was always fascinated by the propensity of water going down a drain to form a vortex. I created a world with a global ocean where there was a narrow body of land running north-south which had a tunnel running under the land from one side to the other, connecting the sea on one side to the o...
[Question] [ So it turns out that there’s billions of Coca Colas’ worth of sugar released into the rhizosphere beneath sea grasses. <https://www.sciencedaily.com/releases/2022/05/220502120422.htm> I have a race of humans/superhumans/merfolk that live exclusively in the sea and other aquatic habitats. They very, VERY ...
[Question] [ Black holes were first seriously theorized in the early 20th century, but it took many decades before one could be observed; depending on your definition of "observe," this may have occurred as early as the 1998 research theorizing that only a black hole could explain the orbits of objects around Sagitta...
[Question] [ I was thinking about a world where hot air rises to the extent that the top of the mountain is always warmer than the bottom. I guess this would be something like a permanent planet-wide inversion layer. What would be needed for this to happen? E.g., a very small planet, hot close parent star, very thick...
[Question] [ Dragonslayers are a common trope in fantasy, but mine are a bit different (please see [this](https://worldbuilding.stackexchange.com/questions/196004/balancing-bloodstones) and [that](https://worldbuilding.stackexchange.com/questions/195379/unconventional-rebirth-is-it-checked) for more on that). The pro...
[Question] [ I was thinking there might be a guest room for humans down in Atlantis. But this raises a question: how would they get enough oxygen for their guests? Mines have various techniques for oxygenating themselves, including the use of fire, and horse-powered fans (sometimes the two together). So perhaps this ...
[Question] [ Horse were originally native to north america but between 13,000 and 11,000 years ago they went extinct likely due to expanding glaciers into their territory. The question I propose is how could I make it so horses don't go extinct in the new world allowing for Native Americans to domesticate them? NOTE...
[Question] [ Humans developed technology from sticks and stones to computers and rockets in thousands of years. However most of this is only possible given access to certain elements like iron, copper and the like. **So the question is what environment would prevent technology from developing? What should the planet ...
[Question] [ How long will a 400 km wide 30 km deep pit (trench or crater) with a relatively shallow (for stability) gradient of slope of 20 degrees from the edge to the surface of the planets crust be expected to last on [Mars](https://en.wikipedia.org/wiki/Mars) before geological & climate processes close it. *Rock...
[Question] [ In a [previous question](https://worldbuilding.stackexchange.com/questions/156617/can-a-scaled-up-whipple-shield-protect-from-hypervelocity-rounds/156722#156722), I asked about using a scaled-up whipple shield to protect against a 250kg tungsten round traveling at about 60 km/s. The round in question is ...
[Question] [ Some follow-up thoughts on [this question](https://worldbuilding.stackexchange.com/q/151405/2800)... Hydrogen isn't very soluble in water. Oxygen is more so, but still sufficiently insoluble that most oxygen-breathing Earth creatures use special oxygen carrying proteins (most famously, haemoglobin) to mo...
[Question] [ Assume that an alien starship pops into existence at the [L2 Lagrange point](https://en.wikipedia.org/wiki/Lagrangian_point) of the Earth-Moon system, behind the Moon as seen from Earth. **When and how is the starship detected and recognized as extraterrestrial?** * For purposes of the story, Earth has ...
[Question] [ How large (in terms of height and radius) would an *outdoor* circular wall (like a city wall on a colossal scale) need to be before a casual observer would perceive the wall as "straight"? I found "[What is the minimum radius of a circular corridor for the walls to appear straight?](https://worldbuilding...
[Question] [ Since different planets have different gravity, atmospheric pressure, air density and composition, it's obvious that a definition of operational altitude based on earth sea level is inadequate for a hypothetical aircraft that can be deployed on different worlds. Leaving aside the question of how such an ...
[Question] [ I've been playing with the idea of living nests for insects for a while now to help populate my worlds. The idea is that they don't build a static nest out of wood pulp and other material but have a literal living and breathing creature that they call their home in a symbiotic relationship. This isn't a ...
[Question] [ So I have a scene where someone gets poisoned. I want the poison to have a couple qualities: 1. It works fast, with in the span of a meal be to exact 2. It can be put in food or drink, either covered up or without a taste or smell 3. It has noticeable effects that people would assume is poison and not sa...
[Question] [ I want to use Teslapunk weapons in my semi-realistic science fantasy RPG that behave somewhat like flamethrowers, in the aspect that they fire out a branching arc of raw electricity. It would obviously use batteries, cells, or something else instead of traditional fuel that flamethrowers use. How would ...
[Question] [ I have created a life form that is based on the element boron. As a substitute for DNA it instead uses Diborane as a building block. I've come across a problem however that I can't seem to get around. This problem is what would these Boron cells use to obtain energy? [![enter image description here](htt...
[Question] [ So, I've been designing an alien species, actually a redesign of something from childhood. However, I've recently come into an issue with its limbs. The creature possesses two arms. The right arm is roughly humanoid, ending in a prehensile hand. Currently, there are eight digits, although this may be sub...
[Question] [ This is a submission for the [Anatomically Correct Series](https://worldbuilding.meta.stackexchange.com/questions/2797/anatomically-correct-series/2798#2798]) [![enter image description here](https://i.stack.imgur.com/aRnJr.png)](https://i.stack.imgur.com/aRnJr.png) The [snallygaster](https://en.wikipedi...
[Question] [ Historical accounts of battles sometimes talk of rivers running red with the blood of fallen combatants. > > Many Lancastrians were killed while fleeing; some trampled each other and others drowned in the rivers, which are said to have made them run red with blood for several days. ([Wikipedia](https://...
[Question] [ There is a background planet in this story that is important due to character back story however we never visit it in this book. It is describe as a mostly jungle planet, with regular heavy rains or monsoons but little to no bodies oceans or large bodies of water. How feasible is this? What other conditi...
[Question] [ # Background Info So a humanoid species has been found in the arctic. Or rather, a humanoid subspecies. That subspecies is ***Humanoidus Keplerianus Arcticus***. They have dense hair all over, sort of like a yeti which also has dense hair all over its body. Their urine is very concentrated but not as con...