All Questions

What would people do in 1860s railroad towns? In a place similar to frontier America, it seems towns are built around very clear purposes. A majority of people would follow the town specific ...

A group of wizards is currently planning a trip to the moon to study why it makes werewolves happen. They plan to teleport to the lunar surface, do a few hours of investigation (e.g. watch samples of ...

I'm interested in creating some construct of a society in the Twilight and Midnight zones of the ocean. By what means could they mine, farm, and trade in what is suppose to be a more futuristic ...

Earth's deepest point, the Challenger Deep, is almost seven miles below sea level. By contrast, Europa is smaller than even Earth's moon, yet its oceans are anywhere between 40-100 miles deep! So the ...

In my sci-fi stuff, there is a metropolis that only robots can live in and they eat food like humans. They have digestive systems. This is an advantage over humans because robots can eat however much ...

Prometheus, your friendly neighborhood mega corp, has done it: dragged that pesky asteroid near Earth's orbit. Now with a rich source of ore right in Earth's orbit Prometheus is looking to improve its ...

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 ...

For me it is astonishing that every tool we own is the result of a evolution of tools. Humans started to beat some rocks with other rocks to create more sharp rocks and now we have semiconductors. ...

Any story about an independent, self-owned tramp spaceship crew tends to implicitly or explicitly raise the question of how the crew got a spaceship, how it afforded it, and why it doesn't just sell ...

Say I have a planet with 10-20 moons of varying sizes orbiting it. If one of these moons were to explode/shatter into tiny pieces (I know this is probably impossible, but if we pretended it were ...

I know there are many historical accounts of soldiers trying to cross a body of water and drowning, but this got me thinking how much of this was due to panic, lack of swimming skills, water currents ...

In a near-future sci-fi world, I described a disease with the following characteristics: Affects human female children (not necessarily exclusively). Is a neurodegenerative or similar disorder, ...

I would like to wrire a science fiction story which a woman is big breasted like Christina Hendricks or Denise Milani and she went to a city that all men are genetically enginered to have big and ...

As far as I could gather the digestion relies on enzymes which in turn set requirements for pH. Is it possible for an alien creature to have a different set of enzymes that require basic environment ...

It seems logical that would be more difficult to create a new object out of nothing rather than scanning all an object or a person particles and atoms and then transferring them into another location ...

What would happen to an earth-like planet where an event caused a large (think, the size of the Caribbean tectonic plate) section of the crust to get peeled away, exposing the upper mantle for a ...

In my world I plan to have a naval army with boats that are driven by manpower. The rowers are not slaves but are also soldiers. However, I am struggling to find examples of times in history where ...

I am toying with an idea which requires a human to be stuck in a dark box for the rest of their life. They receive regular exercise of the arms and legs, air, food and water and their bodily ...

If the universe was completely empty, and two apples were 100,000,000 light years apart, would their gravity be strong enough to eventually bring them together?

OK - breakdown in society - economic apocalypse in 2030 - society breaks down and the supply chain of what we take for granted fails. 200 years later we have regressed to a technological period of ...

I'm designing an alien species, whose blood is highly acidic and can easily cause someone's hand to melt down. It's pretty similar to the Xenomorphs from Ridley Scott's Alien, except for the color ...

I'm having some real dilemmas creating rules for magic in my fantasy novel. Here is my issue: there are three intelligent beings included in my novel. The entire premise is that all races were created ...

Some humans have been genetically engineered to be able to detect ionizing radiation to better survive the harsh environments found outside of earth's protective magnetosphere. What could be the ...

Given a choice, would you prefer to be in a space ship that is basically a metal tube or saucer, or a space ship modeled after current day sailing / cruise ships with only a force field around the ...

I am currently running a D&D campaign and am entering an area that doesn't have many set rules and I'd like a reality check. I want to give them a vessel around the size of the ones from Pirates ...

I was working on a side project to design an alien fleet that is wandering in the universe, and harvesting energy from planets for their needs. While I can think of ways to make that happen (...

I've seen questions here about what cities would be like after being abandoned for a thousand years, but what would be left after timescales of tens of thousands of years? Ancient settlements like ...

Humans are the equivalent of bacteria to planet-eating monsters. And since, as we all know, eating humans is dangerous business, these monsters have decided to cook our great planet Earth before ...

In my world, families posses family plates containing the ashes or their predecessors. Is it feasible to have crockery made of human ashes? If so, what properties can I expect from the pottery? What ...

In a scenario I'm thinking of, the Earth has been nuked bare and a few remnants of humanity are surviving in their underground bunkers. Let's say there is one in North America, one in Central American,...

For my fictional universe I want to terraform Mars, which involves raising the atmospheric pressure to 20kPa of oxygen. Now I realize that an atmosphere of that pressure is going to generate much more ...

This particular coven operates as a powerful and wide spanning enterprise focused on accumulating power to direct the world in ways that align with their interests. Witches gain more power through a ...

I found that creating a wiki may be the best way to keep track of everything. It shouldn't be too complicated for me to get into. But most importantly I want to be able to edit it on my computer and ...

In my story an advanced alien race creates a nanobot that can self replicate itself. This process requires the following steps: •The nanobot "consumes" a bit of raw materials from it's surrondings (...

Provided civilization collapses, as it probably will sooner or later, how could a plan to bootstrap it after look like? A satellite system that provides information at the right moment (after cities ...

How big can a person be while retaining all the functions of all their organs (including bones)? I am wondering if it is possible for large people to exist without compromising some part of their ...

I'd like to create a sci-fi story with a country or planet where only men are allowed to live and they use in vitro gametogenesis and ectogenesis (artificial womb) to have children without any woman. ...

My conculture, Sakha, is based on Puebloan culture. They live in a mudhouse, practice dry agriculture, don't wear feathers (do they? I thought they're more of Plains culture) and are matrilineal. ...

Scenario. You have 30 minutes before a deadly cyber-virus will infect everything connected to the internet. The national security level is already high due to recent events. In this future, majority ...

Is it possible to get doctors to believe you have recently become intellectually disabled? I don't care how you do it, lead poisoning or some kind of traumatic brain injury, just as long as you don't ...

Many anthropologists believe that equatorial Africa became super culturally-advanced and technologically stunted compared to the rest of the Old World in large part because of 1. Lack of trade routes,...

Apologies in advance, this is going to be a bit of a long read. I am working through the process of fleshing out a science fiction world and want to establish the limits of technology fairly early on,...

Context In this world, laws of physics are roughly the same as ours. No placeholder magic involved. Wars are fought by cyborgs/mutants/synthetic mutants (super soldiers) who can manipulate certain ...

Many believe that sex before a competition can have a negative impact on performance in combat, speed and strength sports in males. Athletes from strength and speed sports showed decreased performance ...

Imagine the following situation: a late 16th century knight loses his horse in a battle and is forced to flee into a forest to escape capture. He lost all his weapons but still has his plate on (a ...

I would like to create a sci- fi stuff and I would focus on artificial people create by artificial genome in lab. One of such sub races would be an all female race that would have CAIS(Complete ...

In the near future could robots that exist today be slightly modified to go off road or in water. In the show called "Battlebots" I imagine, what if it was bot vs Solder. The show is a must watch to ...

I assume a planet like earth. Obviously the Amazon river is fed into the Andes mountains as well as other rivers that give water to the system. Could the same amount of water come from a specific ...

For the Universe I'm creating Humanity has devolved into groups of scattered tribes. This is due to the fact we ran afoul of a really nasty alien race, who decided to leave us homeless. A coalition of ...

I am thinking something like a Rocheworld but with concentric hoops and a shared atmosphere and ocean. What is the probability of it forming and can life arise on it?