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3
votes
9answers
1k views

Best gun to modify into a monsterhunter weapon?

In my post-apocalyptical-urban-fantasy setting, the main character is a mercenary mage who uses a gun with a big bayonet as his main weapon. The blade is supposed to be some kind of a glaive. The ...
10
votes
11answers
3k views

Plausibility of Ice Eaters in the Arctic

Could a creature plausibly exist with its diet consisting of consuming ice, possibly for hydration? I'm unaware if it needs a secondary diet for nutrition, but how would its metabolism feasibly work?...
2
votes
1answer
176 views

How could mega-biomes be possible?

I was wading in a creek today and imagined if a little rock was the size of a person. Then I thought about how something like that would even be possible. I came up with a few ideas but am still ...
4
votes
1answer
200 views

Steam-powered organ

Today I visited a two hours long organ concert (man, it was amazing) and weird idea have popped up in my head: organ powered by steam instead of pressurized air. This also made me thinking that it ...
6
votes
7answers
289 views

Interplanetary fighter craft

Am I correct in assuming that an interplanetary fighter craft using existing technology, that functions exclusively in the vacuum of space, could be made inherently lighter, more maneuverable, more ...
6
votes
3answers
192 views

Could a living creature produce silicon carbide?

Silicon carbide is a ceramic often used in vehicle and body armor, but could a living creature produce and use it the same way? Assume the creature was genetically engineered.
17
votes
12answers
5k views

How quickly could a country build a tall concrete wall around a city?

I'm currently in the world-building phase of my book (hence why I'm here). To add some perspective before I ask my question. The story is based in Britain, during the year 2032. In my story, there ...
8
votes
3answers
231 views

What gases could be present in a viable atmosphere for humans?

I'm working on a story involving humans looking for another habitable planet, and I have been scouring the net for days, finding lots of info on varying levels of oxygen and nitrogen, but none that ...
6
votes
7answers
3k views

If there were no space agencies, could a person go to space?

I'm writing a story and I was thinking about the ending in advance. I posted a question about how the population would be wiped out. I have developed from that and thought about the virus having no ...
3
votes
6answers
466 views

What would cause a world wide pandemic?

I am writing a story about being "alone" on earth, I want it to be caused by a virus but I am unsure about the details of it. I know that the virus: Should kill most of the worlds population leaving ...
15
votes
8answers
3k views

Does it make sense to occupy open space?

I was thinking about space as a measured and marked series of boundary lines to denote ownership and governance. The problem is that I'm having trouble seeing that as useful. If there's no particular ...
10
votes
4answers
478 views

Supers as political refugees?

Scenario: two states, (A) and (B). Both nations contain a very small percentage of supers, or rather, citizens with extended abilities (though low-level in nature, more circus acts than comic-book ...
-2
votes
3answers
197 views

Can we create a human recognition technology for long guns that disables it from mass shootings? [closed]

I have been imagining tech welded to a long gun that makes shootings of public groups of people -- public mass shootings -- almost or totally impossible. What if there was human body recognition ...
8
votes
4answers
314 views

What is more plausible, viruses in a host brain or a viral colony becoming conscious?

In my story I have a strain of virus capable of stealing parts of or changing its hosts DNA, so it could copy the abilities in nature for its next host of choice by taking the genes which control the ...
4
votes
1answer
174 views

How to care for your critically injured dragon: Medieval edition | Part 1: staying hydrated

After the Pucci Gang successfully reset D&D universe #405 into a physics compliant version of itself, things went south rather fast. For instance, somewhere high up in the mountains a village of ...
-4
votes
0answers
177 views

Plants and Animals “Switch Places” - How Could This Have Happened?

Setting the Scene Say that you have a planet where, like on Earth, you have a taxonomic branch of its overall "Tree of Life" graph that has all the traits we associate with the "Plant" Kingdom on our ...
2
votes
1answer
98 views

Creating Border in Box-like World [closed]

I'm creating a world in outer space. The people live in a box-like structure because outside the planet is uninhabitable. In this box, the houses are built in rows of two or three with 5 columns, in a ...
1
vote
1answer
134 views

What would religious debates look like in a religion designed by a time-traveler to help mankind? [closed]

A time traveler, Roy, is marooned in the ancient era. Time and place are negotiable: ancient Greece, Roman Judea, ancient China, etc. There's no hope of getting back, but he's an intelligent fellow ...
-2
votes
1answer
151 views

Can we realisticly ever land on alien planet? [closed]

This question is heavily inspired by Netflix series Another Life We build another worlds to be explored. Mostly by humans. However, reckless behavior of space crew of ship Salvare made me realize, ...
29
votes
10answers
8k views

How can glass marbles naturally occur in a desert?

I had a dream that on my alien planet, there was a large desert that had naturally occurring glass marbles in the sand. My dream logic was that the sand was melted into glass and natural weathering ...
23
votes
4answers
2k views

What is the bio-mechanical plausibility of a fox with venomous fangs?

For context, I've been working on a fantasy race for use in a science fiction novel, the gist of which is essentially a red fox that has had its genes manipulated by a supernatural force with the ...
4
votes
0answers
131 views

Cliches to avoid when developing a fantasy nomad culture [closed]

The hero of a fantasy or science fiction story goes to another world and meets a fictional group of semi-nomadic and/or hunter-gatherer people, but, like, maybe not in a transparently racist way. ...
5
votes
5answers
321 views

Boomerang fighting style?

Context: I'm currently writing a story where I'm giving unconventional and otherwise impractical battle weapons more spotlight. So I am currently contemplating making my main character a boomerang(s) ...
3
votes
2answers
863 views

is it possible to terraform a planet made of human excrement into habitable planet?

my question is pretty much in the title and i mean in "habitable planet" like earth, but not necessary to be same size or content. so i was thinking rather than finding habitable planet which ...
7
votes
4answers
208 views

Is this atmospheric composition breathable on a planet with 50% more surface pressure?

I've read all the related questions on here and as far as I can tell this should be breathable on my planet Liskuel, which has 1.5 bars of pressure. However, I'm really bad at maths and don't really ...
1
vote
1answer
145 views

Is a hot or cold environment better for intelligent beings? [closed]

I have always assumed that cold would be better for an intelligent being to work in mainly because of electronics. Electronics work better in the cold than the heat. Heat also makes it harder to work. ...
4
votes
5answers
239 views

How useful would a pharmacist be in ancient times [closed]

Would a modern pharmacist be able to improve life expectancy of the known world by a huge margin if they traveled back to ancient times with none of their equipment preferably around 1500bc Egypt
-4
votes
2answers
121 views

Modern weapons in space [duplicate]

So in many space fighting games, if the game is 1st POV, there's aliens. And, it's common that the humans are fighting on alien ships. BUT, the weapons are often conventional (no plasma cannons) ...
41
votes
7answers
10k views

How to realistically deal with a shield user?

Fantastic universe, but not necessarily magic involved in the process. You face a guy who has a shield (tower shield of not). You do not have a shield, but you are a better swordsman. How do you win? ...
16
votes
0answers
262 views
+100

Plausibility of helium dominated atmospheres on super-Earths

I've been using this helpful diagram a lot for worldbuilding. Now I came to think about the fact that helium is more massive than hydrogen, thus a scenario where hydrogen escapes, but helium is ...
34
votes
6answers
8k views

How many years before enough atoms of your body are replaced to survive the sudden disappearance of the original body’s atoms?

A magician summons a person to the material world to be their servant. Their body is not made from true atoms per se, but is some kind of force projection. In most ways though, they act as a person ...
8
votes
7answers
395 views

Where to Put Self-Reliant, Rugged Individualists?

In fiction that tries to provide a wide diversity of cultural stances on the collectivism-individualism stances, there is often a trope that self-reliant, no-nonsense, rugged individualists (as a ...
56
votes
18answers
8k views

Identify Batman without getting caught [closed]

Welcome to C.A.L.V.E.S. Consultants And Lawyers for the Villainous Evil and Stupid Your assignment is to discover the real identity of the masked vigilante commonly known as Batman aka The Caped ...
3
votes
3answers
164 views

Plausibility of (large) continents on a world with hundreds of tectonic plates

Suppose an earth-like world with roughly 500 major tectonic plates. Question What is the plausibility of such a world to sustain (large) continents? Why? Further clarifications: speed of plates: ...
5
votes
2answers
214 views

Using Molten Metal as Mortar--Would it Work Today?

So I just got back from watching an episode of the Science Channel program Unearthed, a show focusing on archaeological discoveries. In the episode in question, the subject was on the Lighthouse of ...
6
votes
4answers
239 views

Scientific synonyms for “forward, backward, up, down, left, and right” [closed]

I am not talking about anterior, posterior, etc... I am looking for words specifically relating to movement. Long description... In the mythos I am working on, mages learn to control objects in three ...
2
votes
5answers
288 views

What would the experience be like for a human transported to 4 dimensions?

Our universe has 3 global spatial dimensions - that much I know. I am almost sure, based on an incredibly shoddy knowledge of physics, that there couldn't possibly be a 4th spatial dimension that we ...
1
vote
2answers
131 views

What configuration would provide the most protection for a male dragon's reproductive organs against mechanical and chemical attacks?

Dragons awesome (that's why sub-par writers and DMs use it as a substitute for an actually engaging story/setting) but they're still just animals, animals that reproduce. Besides it's painful to get ...
2
votes
1answer
116 views

A world within our world, but hidden and doesn't look like earth or affect it. Is it possible (or something close)?

I'm new here and this is my first question. I have a question which is a bit complicated about an idea that I like but that is confusing me at the moment. I appreciate if you bear with me and it ...
5
votes
13answers
418 views

Why would an all seeing book explain the future in a very confusing manner, but be able to explain the present or past crystal clear?

In my fantasy world there exists a book that contains everything that has, is, and will happen as well as every emotion, thought, and action. This book is known as the Acabar. One cannot physically "...
0
votes
2answers
94 views

Worthy bipedal challenger for dominant species of large frogs possessing medieval technology [closed]

I'm looking for a bit of inspiration to help me with a bit of writer's block I've got going on at the moment. In my novel, "A Tale of Galaxies", every being is bipedal due to various peculiarities of ...
3
votes
3answers
290 views

Is antimatter boosted nuclear weapon theoretically possible?

Are there any fundamental obstacles to using a nuclear explosion as a trigger for antimatter generation and thus considerably increasing the yield?
0
votes
0answers
64 views

If there's a human-level civilization in a nearby star system, would we detect it? [duplicate]

So, I'm not into writing or creating any new worlds, but this question (or a set of questions) was bothering me for a while and I thought it's a good place to ask. If there exists an alien ...
50
votes
22answers
10k views

What could prevent players from leaving an island?

I am currently building a campaign for DnD. The main plot plays out on an island the heroes are stranded on after their ship goes off track and sinks. They discover that this island is ruled by ...
25
votes
8answers
6k views

Would this winged human/angel be able to fly?

I take no credit for the image below. All artwork and information belongs to Blue-Hearts on DeviantArt: (click on image for a higher resolution) I'm personally very impressed at her level of detail ...
0
votes
2answers
119 views

The Effect of Gas Diffusion on Life

Let's say world is completely flat (infinite flat world, think minecraft flatworlds) for the purposes of the question. The gasses of the world started out in a grid pattern, with each square being ...
2
votes
1answer
68 views

Reality check- atmospheric percentages, gravity, mass, and pressure [closed]

What would changing these qualities do to an earth-like world? Would humans and other earth-like life be able to survive, and what effects would this have on them? And what modifications would need to ...
4
votes
5answers
464 views

Parallel universe portals: an infinite hall of mirrors?

Parallel-Universe Portals A solid material has been discovered that, when shaped into a ring and activated (by lowering its temperature below some critical point, let's say), it forms a parallel ...
7
votes
6answers
281 views

Practical uses for a city on top of another city?

So I was playing Deus Ex and came across Hengsha, a city so large they built another city on top of it. This got my mind wondering about the practical uses of such a city. Let's assume that the ...
29
votes
19answers
10k views

Why do dragons like shiny stuff?

I like the classic trope of dragons loving gold and collecting it in their lair, yet it seems poorly justified. I know that it is often used as a metaphor for greed; "dragons disease" to show how ...

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