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13.1k posts
 
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Q&A Exploration of a 50 mile high mountain

TL;DR You'll see the development of both aerial vehicles and the means to survive in harsh spaces. Technology will develope faster in this world - at least, technology related to this mountain. A...

posted 7y ago by HDE 226868‭  ·  last activity 7y ago by HDE 226868‭

Answer
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Q&A How Would the Sport of Wrestling Change in a Microgravity Environment?

How would competitive wrestling change in a microgravity environment?

2 answers  ·  posted 2y ago by James McLellan‭  ·  last activity 2y ago by trichoplax‭

Question physics sports
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Q&A Are geographically typed planets realistic?

I'm going to take one of your examples here: the desert planet. Is that realistic and plausible? It turns out that it is realistic. Wikipedia describes a desert thusly: A desert is a barren area...

posted 10y ago by Canina‭  ·  edited 4y ago by Canina‭

Answer
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Q&A What Factors Could Cause a World to See "Northern" Lights Much Closer to the Equator?

On Earth, solar flares can lead to displays of the aurora that are both more spectacular and visible farther south. Flares in September 2014 led to the aurora being visible in Maine, which is arou...

posted 10y ago by Monica Cellio‭

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Q&A Arctic polar vortex collapse

Is there a real possibility that the Arctic vortex will collapse due to global warming and the melting of the Arctic Ocean sea-ice? If the possibility is real and it "dies" in the coming decades, ...

1 answer  ·  posted 6mo ago by blablablanos‭  ·  last activity 3mo ago by blablablanos‭

Question polar-region climate-change ocean arctic europe
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Q&A Meaning of Non-Locality?

Theory If I am understanding this history of this correctly, in the 1920s the mathematical process of converting measurements with a certain amount of measurement error into numbers, then doing yo...

0 answers  ·  posted 2y ago by James McLellan‭  ·  edited 2y ago by James McLellan‭

Question physics
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Q&A How long would a planet that losses its gravity take to break up?

In my setting, one of the fallouts due to interstellar war between civilisations is that a planet's gravity can be removed. This capability is part of the setting's hyperspace mechanics so the exac...

1 answer  ·  posted 5y ago by Dave Driver‭  ·  last activity 5y ago by HDE 226868‭

Question physics gravity science-fiction
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Q&A Could a laser using a "light capacitor" rather than a battery work?

The way this would work is by creating lasers & pumping them into a chamber where it can't escape. The power for the lasers to be created is made either with a generator or by charging using an...

1 answer  ·  posted 3y ago by pootis‭  ·  last activity 3y ago by Olin Lathrop‭

Question weapons warfare laser
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Q&A Black as color of magic

I am trying to create "black magic" with a visual black effect with lore backing (it is for PC game). How can I create this effect, either optically or neurologically? I am not talking about hue ...

2 answers  ·  posted 5y ago by Prahara‭  ·  last activity 5y ago by Aliza‭

Question vision colors
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Q&A Wings going from locomotive purposes in juveniles to sexual purposes in adults, plausible?

So I thought about how my dragon-like species would get it's wings between the arms and legs and I figured that this would be the evolutionary path for such a creature: Hexapodal ancestor -> Q...

0 answers  ·  posted 4y ago by caters‭  ·  edited 4y ago by Lundin‭

Question evolution sex species
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Q&A How would utility fluids move and stay together?

The concept of utility fogs is actually pretty old. The idea is a swarm of fairly small micromachines (about 100 micrometers in length) that would be able to mimic most materials and objects. Each...

1 answer  ·  posted 4y ago by Mr. Mistoffelees‭  ·  edited 4y ago by Canina‭

Question nanotechnology robots hydrodynamics
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Q&A High-Energy Exhaust Shielding for Far-Future Drive

Imagine a far-future spacecraft drive that accelerates its reaction mass to a small fraction the speed of light (say, 1,000 km/s). Say the mass flow rate to the drive were 1kg/s, and say the reacti...

1 answer  ·  posted 3y ago by Josh Hyatt‭  ·  last activity 3y ago by James McLellan‭

Question space-travel far-future
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Q&A How large would be the habitable area in a tidally locked planet?

The planet is identical to Earth except for one twist. It is not axially rotated but has an elliptical orbit, causing longer, planetwide winters. I would just like to ask what the width of the hab...

2 answers  ·  posted 5y ago by Mister Onion‭  ·  last activity 5y ago by Mister Onion‭

Question planets
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Q&A Do seasons occur on a tidally-locked planet?

I have done some research and so much contradict one another or I simply fail to understand. Do seasons occur on a tidally locked planet that isn't tilted on its axis?

4 answers  ·  posted 5y ago by Mister Onion‭  ·  last activity 5y ago by HDE 226868‭

Question astronomy planets seasons astrophysics tidally-locked
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Q&A Does the sun being blocked affect electricity?

Atmospheric dust by itself shouldn't have any major impact on generation or distribution of electricity. The two are unrelated. However, a fraction of the Earth's electricity production is based o...

posted 10y ago by Canina‭  ·  last activity 9y ago by Canina‭

Answer
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Q&A How to go from a free person to a slave

It's different for every person. There won't be any guaranteed method that operates on human psychology (without magic). If you keep them for long enough then one effect might be Stockholm Syndro...

posted 10y ago by Samuel‭  ·  last activity 10y ago by Samuel‭

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Rigorous Science Trying to make a gun making scene realistic

(Sorry about the length, I'm laid up today and bored.) By happenstance, I have been researching pretty much this particular issue on and off for several months now for some alternate history type ...

posted 10y ago by TechZen‭  ·  edited 5y ago by HDE 226868‭

Answer
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Rigorous Science What would it take to build a ship capable of crossing the Pacific? [duplicate]

In my story, I have a small extended family of 30 to 40 individuals ranging in age from 0 to 50 who are on the run from Chinese and Japanese forces in 1400AD. No place in Asia is safe for them. By...

0 answers  ·  posted 4y ago by Green‭  ·  closed as duplicate 4y ago by Canina‭

Question navigation ships ocean
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Rigorous Science Do plants need ambient oxygen?

Do {any, some, all} {unicellular, multicellular} plants require free oxygen? For example, would a cabbage asphyxiate over night, or even in daylight, in an oxygen-free atmosphere?

1 answer  ·  posted 2y ago by chris-barry‭  ·  last activity 2y ago by trichoplax‭

Question biology
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Rigorous Science What sets of stellar models are freely available for reference when worldbuilding?

Often, when I'm building a world, I want to start out by determining some of its key properties. Maybe I'm trying to calculate a habitable zone, or figure out how long a year would be on a particul...

0 answers  ·  posted 5y ago by HDE 226868‭  ·  last activity 5y ago by HDE 226868‭

Question stars astrophysics worldbuilding-resources
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Rigorous Science What would one experience travelling through an invisible Krasnikov tube, and how much could they be used to cut travel times?

Effectively what the title says; What would different observers experience while travelling through / seeing one travel through the tube, and how could they be used to cut travel times? (Just answe...

1 answer  ·  posted 5y ago by MrKred‭  ·  last activity 5y ago by wizzwizz4‭

Question faster-than-light space-travel
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Q&A How do you find a mate when everyone looks amazing?

In all honesty, probably the same way people select their partners now: partly by appearances, but ultimately by psychology or for financial reasons. Let's face it, your concept of the physically ...

posted 9y ago by Frostfyre‭

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Q&A How do you find a mate when everyone looks amazing?

I don't think things would change as much as you think they might. Looks would still play a part. Just because someone has great genes doesn't mean they take the time to maintain their body - sel...

posted 9y ago by Cort Ammon - Reinstate Monica‭  ·  last activity 9y ago by Cort Ammon - Reinstate Monica‭

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Q&A Why would merfolk have hair?

Though maybe not the best solution, Depending on the environment, the Hair might just not be enough of a menace to be evolved away. Humans have advanced to such a degree that even heavily disadvant...

posted 9y ago by Ryan‭

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Q&A Why would merfolk have hair?

Ask yourself, why do humans have hair? Some ancestor of ours lost most of the hair on its body-- and men sometimes go bald. So why do humans have hair? It's probably because of sexual selection. ...

posted 9y ago by user151841‭

Answer