0
votes
2answers
50 views

What is the scientific explanation that 'curing' undead actually harms them? [on hold]

I don't understand why curing/healing the undead actually harms them. I always assume that curing is repairing, therefore it doesn't matter if you're undead, if you have damage (i.e wound) you will ...
1
vote
2answers
96 views

Why Would an Enemy Army Retreat if they Will Die Anyway

I am Kaine!! God king of the Wraith-men exiles. With my brother Carrion and his twelve sons and their hordes, we have laid waste to many realms. It is only when we went to war with holy city of ...
6
votes
1answer
83 views

Is a pig-mounted cavalry possible?

Recently, my neighbour upset me. I have discovered that he plans to somehow improve his trebuchets to throw nasty things across the river. I told him that my pig-mounted cavalry will attack him. I ...
0
votes
1answer
62 views

How could a medieval soceity catch a large number of birds in a short length of time?

I was lounging about in my throne room when a man came to speak to me. He had one leg cut off (recently, too) and claimed he was an alchemist. He says that he wants to get revenge on the king of the ...
-2
votes
0answers
19 views

Can you help me find Home Health Care datasets? [on hold]

I need some datasets about Home Health Care (HHC). I found one, but it does not have relative information and data. How can I find those?
4
votes
2answers
138 views

Spaceship Emission Security

In my military scifi novel the military is, obviously, very concerned with security aboard its spaceships. They don't want other people to be able to receive any information about what happens on ...
22
votes
9answers
1k views

How effective is a spoon to mutilate my former alchemist?

I did it. I found the alchemist that turned my pigeons into spoons. He also turned my wife into a giant spoon. Sure, she speaks less now, but I'm still upset as I need to find a new one... He is too ...
2
votes
1answer
62 views

Clouds on a planet surrounded by a giant “meridian” wall

I am writing a fan-fiction (thus the world that my story is set in is not mine though some modifications can be done in accordance to my story's timeline and setting in relation to the canon universe) ...
0
votes
0answers
30 views

What is the distance between binary planets? [on hold]

What should be the distance between two Earth-like binary planets, each having its own moon? Each planet is rotating about a berycenter in a plane of solar the Solar system and the moons are rotating ...
-1
votes
1answer
62 views

Peeping at Antipodes: How long would it take to peek around the sun using modern technology?

Assuming humanity was suddenly highly motivated to do it, how long would it take a probe launched from Earth to get into a position to record and broadcast images of the position in the opposite orbit ...
5
votes
4answers
991 views

How fast would a Martian space elevator travel?

I am writing a passage about the main character of my book travelling up a space elevator to the spaceport that rests in geostationary orbit above Mars. This means that the elevator would have to ...
0
votes
1answer
66 views

What could trigger an Inverse Chronological Order experience?

In the movie "Memento", we as the viewer see the movie from what's called Inverse Chronological Order experience, where we see the ending first, and then the subsequent events leading up to the "...
8
votes
12answers
2k views

Self-destructing messages

I need a way to send messages that can only be viewed once, and then become permanently unreadable (physical media destroyed, encrypted, any method as long as the message cannot be feasibly recovered ...
0
votes
3answers
91 views

Could the genetic makeup of two parents theoretically combine just right to make a superhuman, or at least semi-superhuman child?

Basically I want my character to have only gotten their powers through the luck of two parents with the right genes mixing. Technically, given enough time and enough generations of breeding, couldn't ...
0
votes
0answers
34 views

Largest Population for Ancient World Migration/Encampment

Young-adult fantasy involving time travel to ancient Egypt to participate in the (Biblical) Exodus. Trying to work out the number of people this journey can reasonably accommodate. My goal is to ...
8
votes
6answers
2k views

What could explain why trees only have 12 rings?

A colony of space travelers makes their way to their new home planet. After landing and establishing their base camp. A wood worker beings to cut down trees and notices that none of the trees have ...
10
votes
6answers
2k views

What does a solid, 1 mile diameter subterranean glass sphere look like?

There is a solid glass sphere that is 1 mile in diameter. It is completely covered in dirt and rock, except for one small room that is built adjacent to the sphere. One of the four walls of this ...
2
votes
1answer
63 views

boron based life- blood

I've been working on the anatomy of my boron based life using alternative biochemistry. But I've recently came across a problem that I can't solve on my own. In oxygen breathing life on earth, the ...
4
votes
4answers
87 views

Applications of Electromagnetism in “Force Fields”

Lengthy Explanation of Why I'm Here: TLDR; "force field" made of electromagnetic radiation. Recently, I've decided to compile a list of possible technologies available in the 22nd and 23rd centuries,...
11
votes
15answers
2k views

Fastest way for an invincible young immortal to make $1 million USD?

So, I gave a $100 bill to a homeless person a few months ago who gave me "God's blessings" in return. Apparently, that conveyed immortality and invincibility upon me as I no longer age (I think) and ...
22
votes
7answers
3k views

How long does it take to build a medieval city wall?

There is a medieval city that, for multiple reasons, doesn't have any kind of structural defense, but they decided to build a wall now as there is risk of a war in the bordering kingdom, which can ...
0
votes
3answers
117 views

Extinction Equilibrium: 50%

The last time I asked a worldbuilding extinction question, I asked on what sorts of factors would create an extinction event in which 96% of all terrestrial species and only 70% of marine species died ...
8
votes
5answers
2k views

Could humans wipe out all remaining wild vertebrates on Earth in one year, if no effort is spared in doing so?

Humans already exterminated more than 50 % of wild vertebrates individuals since 1970 1, 2. I was wondering if it is possible to wipe out the remaining 50 % in less than a year ? Note that, in this ...
5
votes
3answers
103 views

How could embryonic diapause have naturally developed in humans?

embryonic diapause is a reproductive strategy that is used by a number of mammals. In embryonic diapause, the embryo  does not immediately implant in the uterus after sexual reproduction has created ...
3
votes
1answer
64 views

Fantastic gas, part 1: could a gas be 'polluted', 'rarified', or otherwise react negatively to electricity, excluding methane-like explosions?

I previously asked a broad enough question about designing a fictional gas but it was advised by two users to split it into smaller questions. So here I am. The main property I want this gas to have ...
23
votes
9answers
5k views

What can I do to make my son's snowman survive, using medieval technology?

What my son likes the most with winter is making a snowman. What my son hates the most with winter is melting of his snowman. I really would like to make him happy and make the snowman survive for ...
14
votes
7answers
3k views

Electric power system connecting the Earth and the Moon

It’s year 2050 and within 10 years, all fossil fuels will be used up. All countries signed an agreement to approve an international construction, described as follows: A track will be built on the ...
4
votes
2answers
120 views

How to evolve fully terrestrial sharks, 100 million years in the future?

This is part of the same world I am making that this question I once asked is set in: How to evolve a reptile into a wyvern, 100 million years in the future? I might call these questions related to ...
0
votes
1answer
67 views

What other technology exists that are safer and simpler then cellular wavelength communication? [on hold]

Communication without all the hassle. Is it to be presumed that cellular technology is the only form of external communication the world has to offer.
22
votes
12answers
6k views

How would a child with a thousand years of experience behave?

Here's one to ponder: what would an immortal eight-year-old be like after one thousand years? In most stories involving immortality, the immortals are fully formed adults. When those stories do ...
4
votes
3answers
99 views

Defensive capabilities of a pyrokinesis using superhero?

I’m creating a superhero story, and one of the heroes is a character named Joseph Kroger, AKA The Phoenix. He can create fire with mind, and manipulate it. He also has a high tolerance for heat and ...
4
votes
1answer
82 views

Winterizing a Municipal Water System

I'm the last person in a large city. Everyone else has left and I don't know when they will be back, if ever. I'm planning on staying in the city as long as I can. I want to avoid, or minimize, a ...
2
votes
4answers
105 views

Designing long-term, non-magical zombies

Zombies are their own genre and have many tropes associated to them. There's plenty of questions on here that deal with surviving a zombie apocalypse, but they all assume that zombies are capable of ...
3
votes
1answer
124 views

How can a parasite that feeds on sex take over a human biochemically?

I wanted to take a different direction with the succubi/incubi mythos and make it more grounded by turning it into a disease for a horror setting. A fungus exists today which can take over the body of ...
2
votes
3answers
127 views

Making a 180 degree turn around a star

For a book under construction, I need a starship to make a 180 degree turn rather quickly. Give him sub-light speed in a star system (no relativistic effects) and on a path to the system primary. I ...
17
votes
9answers
4k views

Why build underwater outposts, rather than ocean-surface settlements?

Suppose we've colonized a planet with 99% of the surface area covered by oceans. It has submerged continental crusts, averaging 200-500m underwater, with the average depth of open ocean being 1000-...
0
votes
5answers
107 views

Could a tribalistic society domesticate dinosaurs?

I'm working on a fictional plot, here's how it goes: A group of scientists go to explore an island that has recently been discovered. Once they get to the island they find dinosaurs. Yeah, dinosaurs ...
0
votes
0answers
30 views

How to inform of danger? [on hold]

There is doom impending on them, and governments therefore disallow approaching civil crafts. Joe Main-Character found out however, that according to plot-changing database those creatures only need ...
5
votes
4answers
89 views

Are Extraterrestrial's pagoda trees plausible?

In the National Geographic mini-series Extraterrestrial or Alien Worlds, they featured a hypothetical gas giant moon called the Blue Moon. The Blue Moon orbits a binary star, has a very dense ...
1
vote
1answer
41 views

Climate controlled Domed over island, is it feasible?

In Warlords Ganymede has been terraformed to a state like the artic circle with it's tropics being like Iceland (this is assuming that Ganymede would have tropics) The rich and affluent (as well as ...
0
votes
2answers
82 views

Megapopulation Anarchist Government? [on hold]

In a Dyson sphere world, there is enough space to support a population several orders of magnitude larger than our current population. With such a large population a single government cannot be ...
1
vote
1answer
66 views

Is there a way in which we can travel to other local groups?

Suppose that a super advanced alien civilization comes to Earth. We don't know why they came and they don't really provide much information. Their species comes to Earth only for a few hours and then ...
4
votes
3answers
138 views

Where on my spaceship can I justify more space for my humans?

Spaceships are a peculiar thing; as are the Humies - the hardy folks working and living inside these hunks of metal for weeks or months at a time. Ironically in space living-space is at a premium. Any ...
25
votes
19answers
6k views

If we can have “all the comforts of home” in space why would we settle planets?

This is something that is starting to bug me, I'm creating a universe in which space travel is cheap and comfortable and space habitats can be built roomy enough that no-one actually needs to live on ...
-1
votes
1answer
79 views

What if a spaceship with an Alcubierre Drive crashed?

Exactly what the question says. What if a spaceship the size and mass of a space shuttle with a full fuel, that has an Alcubierre Drive on it crashed into the Earth at 8 km/s? ( And no, I'm not ...
1
vote
2answers
78 views

Where should I place a fictional 9/11 to have it be worthy of news across the whole universe (100 billion light years)? [on hold]

(notice:some morbid language ahead) I have thought about putting it on a planet, but planet would be too lame and of little importance to the whole universe. And such 9/11 would only have a few ...
1
vote
2answers
87 views

What psychological effect would have interacting only with clones of yourself?

Say we are able to mass produce clones for our clone army and give them memories. Then we decide to give them the same template/personality/identity/etc. What psychological effects would this have on ...
0
votes
1answer
35 views

Planet-sized creatures floating in breathable system-wide atmosphere

In the future, we created a Dyson Swarm. Each node (which I'd like to call a Gigalga) is an asteroid-sized, biotechnological, space-adapted, sentient plant that speaks the same evolved language as we ...
0
votes
5answers
96 views

Boneless Humanoid - Is it possible?

In my story there is a humanoid alien race, that looks almost exactly like humans, but as you might have guessed, are boneless. Just to be clear, I'm not interested in reasons why they would evolve ...
0
votes
1answer
29 views

Under what conditions would we see fungi dominating the surface of a planet? [duplicate]

Fungi are generally decomposers, but I've heard of fungi which can digest rock, and that such fungi were on land before plants and that their rock-digestion is what made the soil livable for plants. ...

15 30 50 per page