All Questions

-2
votes
0answers
30 views

What feminine products will become mainstream for men in the future? [on hold]

I'd like to create many things that are considered feminine today for guys in order to these things become normal for men in the future. I'd like to see men and women wearing and doing the same things ...
-2
votes
1answer
47 views

Which languages would be most useful for time travelers to learn? [on hold]

Title pretty much says it all. Which languages would be most useful to a time traveler?
-5
votes
0answers
52 views

Is there a camera that lasts for 24 hours? [on hold]

Is there a camera that could last a day of filming (at least 16 hours)? Anything like a regular handheld recorder or a spy cam? A specific name and brand would be appreciated!
6
votes
5answers
156 views

What type of chemical catastrophic event might reduce the bioavailability of iron?

I am imagining a world where an astronomical event occurs, like Earth collides with a comet, and humanity is all but wiped out. In their desperate attempt to recover, humans enter a form of stone age. ...
6
votes
1answer
114 views

Life on the Broken Ring - an issue of size

One of my ongoing projects is what I think of as the "constructed worlds gallery", a series of Megastructures as settings for stories and games, including things like the "Flying Pie-plate" a world ...
0
votes
0answers
36 views

Could the “overmind” hive mind be implemented during genetic modification to gain control over a species? [on hold]

The world survives on Synergy. Every creature (except humans) has a certain synergy with the planet to keep a balance and without that balance the ecosystem fails. With genetic and DNA modification ...
2
votes
6answers
128 views

Could dinosaurs have been discovered during the age of discovery? [on hold]

Could dinosaurs have been discovered on the Americas during the age of discovery? Some things to take into account: Assume they survived their extinction event Assume they could survive on the ...
-1
votes
2answers
87 views

Military for a planet-wide nation [on hold]

The setting is: Imperial Guard (Astra Militarum) in the Warhammer 40.000 universe. I find their regimental structure too unrealistic, sending only a few regiments to defend/attack a given planet. So ...
3
votes
4answers
778 views

How could an armless race establish civilization?

A race of humanoids with only legs, prehensile feet and a mouth equipped with two rows of teeth made of magnetite, which they can magnetise using their natural electricity generation. How could such a ...
5
votes
1answer
56 views

What are the effects of a nearby supernova on a young solar system?

I'm building a S-Type binary system where the primary star is a black hole. Yet the system formed as a O + K-Spectral class binary and the 20 solar-mass O giant went nova 2,7 myr after both the stars ...
6
votes
2answers
617 views

Closest Proximity of Oceans to Freshwater Springs

I am trying to wrap my head around the geography of a settlement in my world. The settlement is situated along the coast, along a river roughly 500m wide with temperate mixed forests surrounding it, ...
2
votes
0answers
75 views

How high can a Victorian-era kite sail be flown?

A big problem with Steampunk airships is how to propel them. Steam engines tend to be too heavy to be useful. And sails cannot be used, because unlike sea-going ships, airships are in contact with ...
2
votes
1answer
80 views

How quiet can a static, non-propulsive pulsejet be?

The wizards of Magitechia have discovered that the deflagration or detonation of certain chemical compounds have beneficial supernatural effects, that are useful for powering magical apparatuses. ...
0
votes
0answers
71 views

Are there unknown alien small desert land animals? [on hold]

I observed at 11:05 p.m. on 06/22/2019 a small 2 foot tall round shaped, hairless creature running across Yaqui Pass Rd in Borrego Springs, CA. I just saw the left side of his face, with it's eye ...
12
votes
19answers
4k views

How can I tell what kind of genitals people have without gender?

On this planet there is a species similar to humans with two sexes having differing reproductive organs. The concept of gender is non-existent on this planet. I'm not writing this for any political ...
8
votes
3answers
358 views

How large would a circular wall need to be to appear straight?

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 "...
1
vote
3answers
73 views

Aliens want to do science experiments on humans [on hold]

If humans encountered an alien species, what would we do? Probably kill some and put them in plastic bags to take back to earth. We would probably capture some and put them in cages and do all sorts ...
4
votes
6answers
188 views

Giant Sentient Spiders Tribal Warfare

Location: The Planet of Tarachs. Compared to Earth, it has lower gravity, higher oxygen percentage in the air and overall warmer climate. This resulted in higher forests, more flying species and ...
0
votes
0answers
99 views

What would be the effect of detonating a metric tonne of antimatter over England? [on hold]

Backstory A cosmic storm is going to impact Earth. This cosmic storm is made up of antimatter and matter of all types, forming a sphere around 4km in radius orbiting a common centre. This storm ...
9
votes
3answers
109 views

Power of flight vs weight of object in free fall

In my story there are people with super powers, but they only get to have one. So, if someone’s power is to start a fire, then they can’t also control it once it starts. My problem currently is with ...
4
votes
1answer
113 views

What construction and physics implications would there be for life in an underwater “high rise building?” [on hold]

I'm working on a project in which part of the story takes place on a planet that is mostly ocean. There is a small continent with some manufacturing and refinery structures, but the rest of the planet'...
1
vote
0answers
65 views

Would it be possible to shoot lightning at someone? [duplicate]

Assuming that you could generate an electrical charge between your hands, and that you're actually insulated to prevent a backfiring effect: Would it be possible to guide the electrical charge between ...
0
votes
0answers
105 views

Possible FTL travel methods for hard(ish) sci-fi? [on hold]

I'm working on a story that requires travel at about convenient* speeds (see below). I want to keep this story as hard sci-fi as possible and I've heard about stuff like Alcubierre drives which sound ...
11
votes
4answers
922 views

Can immunity be reverse-engineered simply by using a blood or tissue sample?

I'm working on a novel, in which a character was given a cutting edge vaccination to a deadly disease. She is now valuable because she was the only one given the vaccine and the research to make more ...
14
votes
9answers
6k views

Could a Weapon of Mass Destruction, targeting only humans, be developed?

Specifically, if deployed on a town. The buildings, animals (flora and fauna) would be completely untouched, but not a single human would survive the blow. Secondly, if this is possible, what gene, ...
1
vote
3answers
111 views

Could a mammal procreate if it existed out of multiple genetics? If so, how? [on hold]

I was wondering about creating mammals that consist out of multiple sets of DNA and if they could procreate. I am talking about a singular being that isn't composed out of multiple seperate parts ...
5
votes
1answer
166 views

What would happen if Aromatase turned much of a man`s testosterone levels into estrogen?

I'd like to create a story in which a genetically modified man has Aromatase Excess syndrome. For example, if a man has a genetic mutation where he produces a lot of aromatase that turns 10% of his ...
19
votes
9answers
5k views

How can a valley surrounded by mountains be fertile and rainy?

We all know about Rain Shadow - And if you don't now you do - and that the inner side of a mountain as compared to the ocean would be drier. Now a worldbuiding problem going around that phenomenon. ...
-4
votes
0answers
68 views

Why is Nappa so violent compared to another pure saiyains who appeared in Dragon Ball Z? [on hold]

I never understand why he is so violent and fierce in the way. Even vegeta, who have a explosive and angry temperament, was much calmer than him when they first arrived on Earth. Nappa distroyed an ...
6
votes
2answers
265 views

Anatomically Correct Giant Spider

Fantasy and folklore has many instances of giant spiders,ranging from creatures like the J'ba Fofi to Aragog from Harry Potter. My question intends to ask whether a creature like the J'ba Fofi could ...
3
votes
1answer
83 views

What frequency range would be ideal for audible communication on a planet with a thick atmosphere? [on hold]

If you lived on a planet with a very thick atmosphere, and you communicated verbally, what frequency range would be best? What would you eventually evolve to? Would their voices need to be high ...
17
votes
10answers
9k views

Could human civilization live 150 years in a nuclear-powered aircraft carrier colony without resorting to mass killing/ cannibalism?

An un-treatable virus starts infecting and killing people. Societies are on the brink of collapse, and it is decided the best way to save the most amount of people is to move everyone who can fit into ...
2
votes
1answer
228 views

How can my story take place on earth without refering to our existing cities and countries [on hold]

My story shall take place on Earth with the human race as the dominant species. I imagine the technological and scientific progress to be 10 to 20 years in the future from now (our current real life ...
8
votes
6answers
397 views

How to play music during post apocalypse

So it's 3 years after the apocalypse, the characters are living in the wild, I want them to be able to listen to music (any type), but they don't have any electric power. They need to be able to ...
4
votes
2answers
796 views

UV emitting alien species

I am currently writing a species for my story that can self generate UV radiation by consuming cinnabar/mercury ore, being immune to mercury poisoning, converting the mercury into a vapor that ...
6
votes
2answers
234 views

What levels of Argon and Neon (along with other factors) are needed to make the entire sky orange and sustainable for life?

I've read several sites and even questions on here where the sky would appear almost white or light blue if it orbited an orange dwarf star. However, that is if the planet has the same atmosphere as ...
36
votes
5answers
7k views

What could a reptilian race tell by candling their eggs?

I've got a D&D-inspired setting, and one of the races present are yuan-ti. They're sentient snake people with a variety of forms, ranging from mostly human-looking to basically just a giant ...
1
vote
1answer
53 views

Energy Transfer in Telekinesis [on hold]

This specific type of telekinesis is constrained in that the telekinetic can only lift what they would physically be able to lift. Somehow, they are transferring energy from their body across space, ...
-1
votes
0answers
101 views

What would happen if Superman swung a sword at max speed? [on hold]

What would happen if Superman swung a sword at max speed? Assuming it only hits air would the hilt just separate from the sword, would the sword disintegrate due to the extreme speed it is subjected ...
2
votes
6answers
174 views

Why would less-bright meteors be more valuable to spot?

Imagine an agency/company has been set up to track meteors (shooting stars) in pursuit of profit. I need to provide a motivation to upgrade their sensors + equipment over and over again — pouring ...
-4
votes
2answers
133 views

Need help in manufacturing my fictional metal to different shapes [on hold]

I'm trying to make a fictional metal, with the following characteristics: It doesn't have a melting point and heat won't affect the hardness or shape. It can absorb extreme heat but bad at cooling ...
12
votes
7answers
5k views

Zombie diet, why humans? [on hold]

Why would zombies eat humans and not any other animals? Are there any chemicals or vitamins that can only be found in human bodies and not other animals?
2
votes
4answers
160 views

Is there a scientific explanation for mental manipulation? [on hold]

I have a character who can suggest things to people, and what she says, they believe to be true. Is there a way to scientifically explain this, even vaguely? I was wondering if perhaps a form of ...
9
votes
4answers
3k views

How fast can a ship with rotating habitats be accelerated?

Alright so I'm not really a physics person by any stretch so forgive me if I butcher some physics jargon on this post. So I'm making this hard sci-fi interstellar ship with a rotating habitat that ...
49
votes
20answers
9k views

How would an order of Monks that renounce their names communicate effectively?

In my fantasy world there exists an order of monks known as the Noncara/Non Cara (haven't decided which form looks better). The Non Cara practice a theology based solely on works. By this I mean: ...
4
votes
3answers
247 views

Planet with Gridlike Seas

An Earth analog had been modified by an advanced species to have saltwater seas in an interconnected grid across the planet's surface. The planet has no true oceans and only the large grid network of ...
4
votes
3answers
340 views

Are there semi plausible scenarios where Nuclear Winter could last a thousand years or trigger an ice age?

Trying to develop a fictional scenario with a 'believable' theory as to how a Nuclear War and resulting Nuclear Winter could turn into a millennial scale ice age. By 'believable', I mean that it ...
1
vote
1answer
101 views

How would a militaristic society that viewed the laws of war sacred develop? [on hold]

While different nations have different laws of war, this society has laws of war similar to those followed by the United States Armed Forces; how would a militaristic society develop that saw its laws ...
-1
votes
0answers
63 views

Origin of Weapon Hands [on hold]

I'm writing a book. It is in the future, in the 2030's, so advanced future but not by much. My character has the ability to make his hands into knives, kind of like the Prototype 2 character or the ...
2
votes
3answers
155 views

“Parking” at Lagrange 4 or 5?

During a space cold war, a ship from the ideological enemy is not allowed remain in orbit while some of their investigators visit a crash site. The reason why is narrative – to separate the ...

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