reality-check's questions - Chinese 1answer

3.366 reality-check questions.

Firstly, I’m sorry that this is a rather horrible question to ask! Would it be possible to keep a whale alive whilst harvesting its fat or blubber? These whales would be living in captivity already ...

So there is a mountain range. It is about 3000 miles long, 500 miles wide and the average height is 5,000 m. Now there is still quite a lot of land and I don't want to make everything behind the ...

In the story I am writing right now, a scene portrays the attempt to kill the main character in his own apartment. After having studied the floor plan, the assassin decides to shoot him from the ...

Is it possible to weaponize common tap water in some sort of gun? Imagine a basic water gun. It doesn't do much damage at all. But what if we could fire the water out in controlled spurts, at high ...

In my story, I'm trying make an emperor temporarily leave his country to go to an important (far away) place, and spend a year there. My story has magic in it, thus long distance communication will be ...

An abandoned outpost from a long extinct race is discovered. It can easily be repaired and would make an ideal location for a colony, however it has been breached and any usable air has been long ...

I have a character who, for his own reasons, decides to act bat-like and sleep hanging upside-down. Handwave the feet/attachment issue, which parts of a human body would be affected by sleeping, ...

Suppose a group of people get transported back in time (say 2500 years). Then, in a manner reminiscent of A Connecticut Yankee in King Arthur's Court, they try to re-design modern technology. Assume ...

Undoubtedly, the Great Wall of China is China's greatest landmark, stretching 13,171 miles in length, 26 feet at the tallest and 20 feet at the thickest. In this scenario, there is a Great Wall of ...

A civilization creates a supermassive black hole with an electric charge such that the radius of its inner horizon is 3/4 the radius of its outer horizon. In nature, a black hole with this much ...

This answer got me thinking about the concept of a weapon that was hard to start moving, hard to stop moving, but stayed fluid whilst moving. I can't seem to find any lightweight melee weapons that ...

It seems I've been seeing a lot of uses for foam on this site, from a weapon to a spaceship defense mechanism. However, the details on what the foam is made of and how it works always seem lacking to ...

The Earth-like planet I'm working on is the culmination of years of labor by the galaxy's best scientists. It consists of fully artificial ecosystems, and is, for all intents and purposes, like Earth. ...

I'm designing a world with a humanoid race, which has two sexes, male which is analogue to human male, and hermaphrodite which is analogue to human women with additional male reproductive organs, like ...

So, in my story, in a prelude to an epic aquatic fight scene, my main character gets chased by a shark, a great white shark. He swims as fast as he can but can’t escape. Just to clarify, he’s wearing ...

I know that practially all other terrestrial invertebrates are inherently limited in size, primarily by their exoskeletons, and by their respiratory systems, which impose upper thresholds on their ...

I have a paramilitary organisation with a 4,320,000-strong standing army stationed in Australasia supported by a sophisticated air force and a bigarse fleet. This force is commanded by two Major ...

I'm writing a MG novel (MG is aimed at a core audience of Middle Grade readers aged 8 to 12) set in Northern England, but I don't live there, so I'm not familiar with the local sense of propriety. In ...

I know it looks like a lot of topics but hear me out here. I am not talking about some nonsense explanation for this ability but more of an evolutionary process. Imagine that for numerous ...

Assume a human in direct vicinity (think 1-50 m [if you need more space for your intended device]) to the explosion center of a nuclear fusion bomb. Is survival via technology thinkable? The TNT ...

Cerberus was a three headed dog, commonly depicted with a collar and tail of snakes. Such an organism is quite difficult to justify, but how can such a creature appear that way? Is there a realistic ...

I have a Roleplay setting on the books. It's a constructed pocket universe that the Dragons built to hide from the Great Old Ones; because of its structure, there are vast bodies of water, potentially ...

A flaw very often pointed out in your run of the mill genetic terror story is the instant effect of genetic changes. What would it take for a specific change in the specimen to actually appear (near) ...

One problem facing worldbuilders is the wide range of possible, hypothetical governments: robot-overlord, zealous AI, mages, vampires, an so on. Aristotle among others, came with a typology to ...

Okay, so I have a species of tree that's absolutely enormous, 1-5km tall when fully matured. Its immense size is supported by a large base, bark that incorporates a 2-d carbon lattice for strength (...

In the relatively realistic (hopefully), near future, scifi book I am writing I am at a point where I am describing the observation deck of a large ship belonging to a wealthy "business man" (see ...

So, in my story that is totally not a rip off of Planet of the Apes, a group of 4 astronauts travel to a parallel universe were instead of humans, chimpanzees are the dominant species on Earth, and ...

I'm currently trying to create a separate kind of Earth, without just changing my setting to a world that fits my criteria. So I'm trying to figure out a way for Earth to have a new beginning, so that ...

I had an idea for a group of nomads/travellers who sustain themselves with mobile hydroponics system and whatever they can grow on the move. How feasible would it be to have a mobile hydroponic farm ...

I’m writing a Splatoon fanfic, and I was hoping to make it a bit more science-based than the minuscule information we’re provided in-game. The two primary features of Inklings are their ability to ...

Assuming the fallowing premises: By using supernatural intervention it is possible to reincarnate human soul (consciousness) from one human body to another one. The memories/skills of the ...

I have a world inside a Dyson ring with a radius of ~1 AU, complete with humans, animals, plants, clouds, and Earth-like atmosphere. The ring is spinning at a particular angular speed, giving the ...

It could be that the solution to the Fermi paradox is that civilizations of biological creatures are typically destroyed due to being taken over by machines that are much dumber than the original ...

I want to put a circular city in geostationary orbit. The city will have a radius of 20Km. I was thinking of using quantum trapping/levitation to achieve this. Here's what quantum trapping is: ...

I'm working on a post-apocalyptic world for a game and the more I think about it the more unsure I get about the technological development of the setting being believable. So I'm asking how likely a ...

I am bad at physics. Can anybody tell me is life possible in the below mentioned planet in the mentioned solar system?   Star Data $$\small \def\num#1{\numx#1}\def\numx#1e#2{{#1}\mathrm{e}{#2}...

A submission for the Anatomically Correct Series. The Vodník (or Vodyanoy) are very interesting water spirits from Slavic mythology.They're described to have long green hair, and a face like a frog. ...

I recently watched the classic film Gattaca, which is about a world in which humans are selected with desirable traits at birth. Ignore all the ethics of abortion and genocide (like those claimed for ...

Okay, following my previous core question, after the apocalypse, one of my sets of survivors in this setting, the Usnay, managed to live in a fleet of ships for over a thousand years. This is ...

How can a planet oribit 7 suns? The surface temperature should range from 5°c to 25°c. The darkest time should be brighter than an earthly full moon, and the brightest time should be like 10AM in a ...

Is it possible for planet to have gem montains? Ie diamond mountain, emerald mountain etc. is it possible for a planet to have soil as a mixture of different gems powder? Ie, like glowing sand of ...

How can a planet(with inhabitants) possible with 7 different sources of light and heat? They can be satellites, stars or anything. The temperature level should lies between 5°c to 25°c and most ...

So I was watching the world cup the other day and some of those fans played instruments like the Vuvuzela at the world cup 2010. The situation What would happen if a company launches an ad with a ...

This is the continuation of a thread of related posts on a hypothetical alternate universe/Light Plane. Other posts from this thread are here: How To Make an Earth with 27 Suns Work This thread is ...

I have a race of mainly insectoid aliens known as the Erepo who have virtually bioengineered a ecosystem around themselves. Now I currently have them using either organic systems they can "grow" or ...

If there was magic that works like telekinesis in a country similar to 18th century England, would the knowledge level and things that have already been invented/discovered be enough for someone to ...

The Hoatzin is a jungle bird whose only remarkable trait, other than looking fabulous, is that their wings have fingers. Is it possible that these wing fingers could evolve into arms? What about ...

I am creating a planet where life exists on big islands of frozen methane around the poles. I did some research: from what I understand, methane freezes around -180°C, so I wanted it to be -190°C (...

It's been said that sweating is the human way of shedding off excess heat. But to do that requires a loss of water, which makes the overall sensation miserable and uncomfortable. Are there other, ...

I'm building a world which has, apart from the 'usual' stuff, 2 types of stones (haven't really decided on a name yet). Stone A holds some form of energy but when prompted by Stone B it will release ...

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