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13.1k posts
 
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Q&A Light-activated Expanding Chemicals

In my world, electricity has not yet been discovered, but they have somehow still managed to attain a technological advancement similar to modern times. I am currently trying to tackle the problem...

2 answers  ·  posted 5y ago by A Lambent Eye‭  ·  last activity 5y ago by A Lambent Eye‭

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Q&A How to tackle one or multiple submerged continents

A part of the story I am writing involves two continents that centuries before the story takes place sunk into the sea. I want to have a way to explain this that does not come down to just the sea...

5 answers  ·  posted 5y ago by Blue Devil‭  ·  last activity 5y ago by Blue Devil‭

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Q&A Is a 500 kg flying creature possible?

I usually like to leave some wiggle room for myself when fleshing a concept out. Dragons make that sort of impossible, same's true for nanomachines but ripped senators are a question for another d...

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

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Q&A Would the Earth appear to be spinning off center when viewed from geostationary orbit?

In 2001:A Space Odyssey, from Space Station V the Earth appears to be spinning around a center that is near the edge of the planet. Phone call from space station scene If the same station (300 met...

2 answers  ·  posted 5y ago by Bob516‭  ·  last activity 5y ago by Bob516‭

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Q&A Recreating Dinosaurs (or at least doppelgangers)

In theory organisms derived from birds through genetic engineering could resemble theropod dinosaurs. So my question is what animals would serve as the basis for the other two groups of dinosaurs (...

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

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Q&A What could possibly power an Alcubierre drive?

I understand that in order to compress and expand spacetime, an Alcubierre drive would require some sort of "exotic matter" with a negative energy density. Is that sort of exotic matter purely hyp...

6 answers  ·  posted 5y ago by HolocronCollector‭  ·  last activity 5y ago by HolocronCollector‭

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Q&A A logical reason for humans to turn into dwarves/gnomes?

I am creating a fantasy world where on one continent there are humans, dwarves and gnomes. All 'species' can interbreed (much like Neanderthals and Homo Sapiens), thus they need to have close simil...

5 answers  ·  posted 5y ago by Finn‭  ·  last activity 5y ago by Finn‭

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Q&A How can I increase the rate of regeneration in humans without the possibility of tumors developing?

The demigods are immortal individuals that protect our reality from eldritch abominations, such as Cthulhu, Niggurath, etc, on a plane that exists between our world and theirs. These battles agains...

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

Question biology
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Q&A High power microwave weapons for future spacecraft in somewhat hard sci-fi setting

In my somewhat hard sci-fi setting I'm thinking of using a high powered microwave weapon as the secondary armament of my ship to supplement the missiles it would carry. I was thinking it would be...

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

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Q&A Anatomically correct diegetic singing princess

I recently watched Wifi Ralph. There is a scene where Disney princesses teach Vanellope a mechanism that allows her to unlock the wonderful, magical power of diegetic music. Didn't want to r...

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

Question music anatomy
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Q&A Tall humanoids on super earth

I'm currently working on an alien humanoid race that lives on a planet with twice the gravity of earth. Despite this however, the humanoids are about the same size as an average human if not slight...

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

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Q&A Could a Greater Number and Diversity of Marine Plant Species be Possible?

As landlubbers, we often let ourselves think that if salty seawater is undrinkable for us, it could be even worse for plants. However, certain types of angiosperms have found ways to not only thri...

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

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Q&A What kind of mathematical disciplines would be most useful for physics?

I'm worldbuilding a story, where a famous string theorist hires a student of mathematics to try construct a new theory. For better drama, my premise of the story is that the student never learned m...

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

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Q&A Would stronger tendons and bones allow for stronger muscles for the same weight?

Follow-up to this question: Would linear increase of a muscle's dimension increase the power as well? Let's suppose there is a genetically engineered creature that has the abilty to synthesize gr...

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

Question bio-mechanics
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Q&A is it biologically possible for a creature that can be compatible to reproduce with any creature?

just as the title, my question is can it possible for a creature that can reproduce with any/all creature despite it was different species/family? (not the alien xenomorph or parasite one/way but r...

4 answers  ·  posted 5y ago by Li Jun‭  ·  last activity 5y ago by Li Jun‭

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Q&A Could anti-matter virtual particles be theoretically harvested from the quantum flux?

I was wondering if a vacuum created within a particular material in the shape of sphere could be used to harvest anti-matter from virtual particles? Within the vacuum, theoretically, virtual parti...

3 answers  ·  posted 5y ago by user69575‭  ·  last activity 5y ago by user69575‭

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Q&A To what extent is it feasible for this race to be majority female?

In my world there is a race of humans who are disproportionately female. They are closely derived from and very similar to real-world humans, but are unable to interbreed with the other races as th...

6 answers  ·  posted 5y ago by Maddock Emerson‭  ·  last activity 5y ago by Maddock Emerson‭

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Q&A Can planetary bodies have a second axis of rotation?

Is it possible for a planetary body to have a secondary axis of rotation? For example let's say there's an Earth-like body that is spinning with its North Pole facing the Sun. Imagine that the Nort...

3 answers  ·  posted 5y ago by overlord - Reinstate Monica‭  ·  last activity 5y ago by overlord - Reinstate Monica‭

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Q&A What would the temperatures on a terraformed moon be like?

In the far future the moon is terraformed and maintains earth-like conditions for people to walk around freely. Gravity is a 6th of earth's. We assume the atmosphere is "well-functioning for human ...

2 answers  ·  posted 5y ago by Backup Plan‭  ·  last activity 5y ago by Backup Plan‭

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Q&A A desert planet with temperate polar regions could sustain how much plant-life? Any?

One proposed type of desert planet is one in which the equator and the "tropics" are harsh, hot deserts, but the polar regions are temperate, habitable, and lush with life. You can see an example o...

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

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Q&A A moon that becomes or appears blue from the surface of its host planet once every ten years on the same date?

This is really just a curiosity question: I wrote a fantasy novel in which the moon appears blue once every ten years on roughly the same date without fail. If anyone asked me why the moon of my wo...

4 answers  ·  posted 5y ago by P. M. B.‭  ·  last activity 5y ago by P. M. B.‭

Question moons
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Q&A Tidally Locked Planet, Weather

If the polar cap of a tidally locked planet was all ocean, what weather patterns would emerge? The ocean couldn't be half frozen/half boiling, right? I need a weather pattern so the planet isn't ju...

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

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Q&A Is there an element or compound that is highly reactive to any component of milk?

I like to take inspiration for new fantasy creatures from my dreams, so I get some weird ideas sometimes. Last night I found this species. If milk gets on their skin, the creature looks as if it we...

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

Question biology chemistry
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Q&A Could Humans Evolve to be Digitigrade?

Assuming humans remained hunter-gatherers, would it be anatomically possible for us to evolve digitigrade legs? Or, is our anatomy too specialized and are we stuck the way we are? I am not asking ...

1 answer  ·  posted 5y ago by 299 Neandertal Variants ‭  ·  last activity 5y ago by 299 Neandertal Variants ‭

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Q&A Would an exoplanet highly rich in Iron (and other metallic properties) have any effects on technology?

Im working on a story about a new exoplanet discovery and its subsequent "Near Future" colonization. The planet is close to its parent star. As such, I have decided to give it a sizeable molten ir...

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