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13.1k posts
 
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Q&A sentient to nonsentient lifecycle

This was an idea I had for an alien life form but i thought it made so little sense for a science-based story that I didn't further it. The idea is a tree-like life form that instead of bearing fr...

2 answers  ·  posted 4y ago by RandySavage‭  ·  last activity 4y ago by RandySavage‭

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Q&A Could a frozen ocean support a nomadic race of people?

This is a another sequel to my Plutonian questions, but I've decided to take a break from them and focus on another part of the world. Basically, my version of Pluto has five continents, each a si...

2 answers  ·  posted 4y ago by Daikyu Maryu‭  ·  last activity 4y ago by Daikyu Maryu‭

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Q&A Growing organic tissue over a machine

In a short story I created, humanity encounters a sentient and consciousness messenger that is alien in nature and origin. Upon further examination, it turns out that there is organic tissue grown ...

1 answer  ·  posted 4y ago by RotNDecay‭  ·  last activity 4y ago by RotNDecay‭

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Q&A How can I force siblings to fight each other for the privilege of being born?

When Lilith was kicked out of the garden of Eden, she was forced to fend for herself in a harsh, unforgiving world. Lost and alone, she came upon a bloke named Satan. Their love produced two childr...

5 answers  ·  posted 4y ago by Incognito‭  ·  last activity 4y ago by Incognito‭

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Q&A How to explain a planet around a K-Type star with Orange/Red/Purple plants?

Basically, in a sci-fi roleplaying group I am apart of, I have began to work on a long-standing human colony world. The tech-level is pretty much bog-standard sci-fi, and such, colonisation is poss...

3 answers  ·  posted 4y ago by McGerridae‭  ·  last activity 4y ago by McGerridae‭

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Q&A Plausible reason not to notice a planet

Imagine a generation ship heading for a distant star. Humanity had means to observe that star up to a point, that it is 99.9% sure the star has a colonizable Earth-like planet (with water and atmos...

9 answers  ·  posted 5y ago by Maxim Zabolotskikh‭  ·  last activity 4y ago by Maxim Zabolotskikh‭

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Q&A Gravity in a lunar base

Imagine a big Moon base situated under a dome. Big means under the dome there is a small city with buildings, streets and ca. 30,000 inhabitants. The best analogue in the movies would be the Ceres ...

3 answers  ·  posted 5y ago by Maxim Zabolotskikh‭  ·  last activity 4y ago by Maxim Zabolotskikh‭

Question moons gravity
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Q&A Why do gargoyles have wings when they can't fly?

Gargoyles are bipedal, slow-moving animals that lurk on rooftops and eat pigeons. The rumors of gargoyles being magical construct are false; in truth they're just animals that have adapted to urban...

11 answers  ·  posted 5y ago by Archtea‭  ·  last activity 4y ago by Archtea‭

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Q&A Of all methods of FTL travel (or as close as one can get to it), what would be the most feasible to have been invented in the next 100 years?

It's the late 2020's, and humanity has expressed an unprecedented and powerful renewal in the interest of space exploration. Sometime between then and the turn of the next century, a practical form...

2 answers  ·  posted 5y ago by ZarHakkar‭  ·  last activity 5y ago by ZarHakkar‭

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Q&A Would "land assist" technology be possible in real life?

In the game Call of Duty: Advanced Warfare, characters wear exoskeletons with an ability called "land assist", which allows them to slow down their fall using a jet of compressed air (or some speci...

3 answers  ·  posted 5y ago by Raleigh‭  ·  last activity 5y ago by Raleigh‭

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Q&A Feasibility of Giant Rodents as Food

In my setting there is a civilization that has a decisive advantage in a fundamentally agrarian world; it is consistently more efficient in its choices of crops and livestock. Rodents reproduce fa...

2 answers  ·  posted 5y ago by NixonCranium‭  ·  last activity 5y ago by NixonCranium‭

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Q&A What would a darkness effect capable of blocking all electromagnetic radiation probably do?

(As of 2020, February, the 19th, 12:23, I have decided to use a different method than the one originally proposed. The method itself answers the question) Imagine a spell an effect of utterdarknes...

3 answers  ·  posted 5y ago by Davi‭  ·  last activity 5y ago by Davi‭

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Q&A Navigating a sea of sulfur hexafluoride

Sulfur hexafluoride is pretty awesome. It is a gas six times denser than regular air, and thus you can actually make tinfoil "boats" float on it. It also makes your voice deep when you breathe it i...

3 answers  ·  posted 5y ago by KeizerHarm‭  ·  last activity 5y ago by KeizerHarm‭

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Q&A Aerodynamics of propeller vs screw/fin based aerial propulsion

Would it make sense to use screw- and fin-like bending surfaces for propulsion (like what eels or the king of herrings have but in the atmosphere) instead of regular propellers or even flapping win...

1 answer  ·  posted 5y ago by user72590‭  ·  last activity 5y ago by user72590‭

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Q&A Developed, highly advanced metropolis short on exotic foods

I have this setting, about an advanced city state in the middle of a sparsely inhabited wasteland/grassland type area. This state has the 90's level tech on consumer level, and a wide range from 9...

2 answers  ·  posted 5y ago by Zoltán Schmidt‭  ·  last activity 5y ago by Zoltán Schmidt‭

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Q&A Would the human population increase without ''natural sexual discouragement''?

I read a theory once which stated that the natural pain, sickness and general discomfort that humans can experience during sex, pregnancy, and childbirth help control the human population by discou...

2 answers  ·  posted 5y ago by JordanTheCynic‭  ·  last activity 5y ago by JordanTheCynic‭

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Q&A How fast would a gas giant, or very close moon, need to orbit to maintain distance?

I have noticed that there is a common theme in science fiction art to depict one or more very large planetary bodies in very close proximity to the surface of the other world being depicted. (you ...

1 answer  ·  posted 5y ago by Michael Hall‭  ·  last activity 5y ago by Michael Hall‭

Question reality-check
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Q&A What geologic processes would create an unstable cliff on which a city is built?

I have a city which will be completely submerged in water due to a catastrophic earthquake. It is placed on a cliff side, so that it will drop directly into the ocean. Technology is similar to the ...

2 answers  ·  posted 5y ago by creative-username‭  ·  last activity 5y ago by creative-username‭

Question geography geology
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Q&A What is the most damage/destruction I can do to Venus by redirecting sunlight?

Assuming I have the technical means of redirecting sunlight from a position in interplanetary space (placing the mirror[s] wherever necessary), how much havoc can I wreak on the planet Venus? Of sp...

3 answers  ·  posted 5y ago by user72561‭  ·  last activity 5y ago by user72561‭

Question space venus
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Q&A Will be electronics production in zero or low gravity possible and how soon?

On the Earth's surface, we look back to an ultimately high tech evolution of computer hardware and according integrated circuit manufacturing appliances. The knowledge required to build robust mod...

2 answers  ·  posted 5y ago by J. Doe‭  ·  last activity 5y ago by J. Doe‭

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Q&A How to hide a spaceship visiting Earth?

So, me and the boys have decided to take a trip down to Earth for reasons that matter not be it science, leisure or fleeing persecution. It is no concern how we blend in but our spacecraft poses an...

4 answers  ·  posted 5y ago by Mendeleev‭  ·  last activity 5y ago by Mendeleev‭

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Q&A Would a human-level intelligence octopus be able to preform surgery in a low-gravity room?

A giant pacific octopus has around 250 suckers per arm that it can use to manipulate small items. If theoretically, one of these animals was given human intelligence, and of course proper medical t...

1 answer  ·  posted 5y ago by Double_S‭  ·  last activity 5y ago by Double_S‭

Question fauna
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Q&A Could Megapodes be a Superior Food Source than Chicken?

The Megapodes are a family of birds in the galliformes order. They live primarily in Australia and are notable in being extremely precocial and laying more eggs than any other bird. They build larg...

1 answer  ·  posted 5y ago by NixonCranium‭  ·  last activity 5y ago by NixonCranium‭

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Q&A Feasibility of a Super Crop

In my setting there is a civilization that has a decisive advantage in a fundamentally agrarian world; a crop of exceptional yield and nutritional value. Would it be feasible for a plant to have ...

1 answer  ·  posted 5y ago by NixonCranium‭  ·  last activity 5y ago by NixonCranium‭

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Q&A How might a sea wyvern adapt its flame breath?

Sea Wyverns (name not final) nest on small, rocky islands scattered throughout the sea and primarily catch fish going somewhat below the water. Basically, wyverns ingest a piezoelectric crystal whi...

1 answer  ·  posted 5y ago by icewar1908‭  ·  last activity 5y ago by icewar1908‭