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13.1k posts
 
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Q&A Is this map realistic/believeable?

I'm working on this map right now. Is this map realistic/believable? The continent would be about 5 million km² and lies in the temperate climate zone. (I intended it to be smaller than Australia;...

11 answers  ·  posted 6y ago by Nesari‭  ·  last activity 6y ago by Nesari‭

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Q&A Creature to retrieve criminals and imprison them

For my world I was thinking of there being a domesticated creature that is able to swallow humans whole and keep them in a second stomach which acts as a prison. I figured it would need to be tall ...

2 answers  ·  posted 6y ago by AOS1981 Leader Of The 1981 Arm‭  ·  last activity 6y ago by AOS1981 Leader Of The 1981 Arm‭

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Q&A How large of a bombard would 16th-17th century metallurgy allow?

Connected too this question: Possible propellants more potent then gunpowder (16th-17th century) The Sanguine King wishes to build a Grand Bombard unlike any other. For this purpose he needs his f...

2 answers  ·  posted 6y ago by Celestial Dragon Emperor‭  ·  last activity 6y ago by Celestial Dragon Emperor‭

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Q&A Earth Orbit Extreme Change

So recently I got slated for missing some glaring obvious flaws in my story on here, which I really do appreciate. I'm approaching the question from a different angle though, in two parts. What w...

2 answers  ·  posted 6y ago by Pensive‭  ·  last activity 6y ago by Pensive‭

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Q&A Earth Exploded, Orbiting and double moons

I have a scenario which I am too poorly knowledgeable to address, I'm hoping for some expert input. I'm currently writing a novel, in which a large section of Russia/EU continents were blown up i...

1 answer  ·  posted 6y ago by Pensive‭  ·  last activity 6y ago by Pensive‭

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Q&A Why would people living inside a nebula go into space?

Assuming a sci-fi style nebula, like the thick clouds seen in Star Trek, extending several light years and hosting star systems inside, one of which gave rise to intelligent life up to current huma...

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

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Q&A Which hydrogen halide to have in blood to replace water?

So I want to have an alien creature on a planet with a halogen atmosphere. It will have to be at a temperature where the hydrogen halide is liquid or solid. This hydrogen halide I would have as th...

2 answers  ·  posted 6y ago by Caters‭  ·  last activity 5y ago by Caters‭

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Q&A Can Europan ice cracks sustain complex ecosystems?

Europa's surface is marred with huge, curved cracks, called lineae, which may - depending on the thickness of its icy crust - expose the subsurface ocean to sunlight. Pictures like the one above...

1 answer  ·  posted 6y ago by SealBoi‭  ·  last activity 6y ago by SealBoi‭

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Q&A Which are the poisons which make a person do things they wouldn't ordinarily do?

I have read unlimited news in which a person has knowingly laced the food items of a person with something to make him mad to fulfill an ill purpose like succession of property, frustration due to ...

4 answers  ·  posted 6y ago by S. Sethi‭  ·  last activity 5y ago by S. Sethi‭

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Q&A Possible propellants more potent then gunpowder (16th-17th century)

In a fantasy world I'm developing the kingdom of Andalus is seeking a more potent propellant for a grand bombard planned by the sanguine king. The size and composition of the bombard is saved for ...

2 answers  ·  posted 6y ago by Celestial Dragon Emperor‭  ·  last activity 6y ago by Celestial Dragon Emperor‭

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Q&A How could my humanoids have fire resistant hair and skin?

Explanations for fire setting are easier to come by than explanations for fire resistance. Being able to set fires with nothing more than their hands, my 'fire-setters' need protection from the fla...

2 answers  ·  posted 6y ago by Roki‭  ·  last activity 6y ago by Roki‭

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Q&A Mechanism for high geographical change but not killing everything

Premise: Earth has a magical cataclysm that pulls up new mountains, pushes down parts of landmasses, and generally reshapes Europe enough to make it unrecognizable (to the average person looking at...

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

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Q&A How much smarter would bred humans become?

I'm building a setting in a fictional Latin American country which is under military rule. The junta starts a breeding program in the late 40's with help from unscrupulous escaped Nazi scientists....

7 answers  ·  posted 6y ago by Geonosis‭  ·  last activity 6y ago by Geonosis‭

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Q&A Building muscle in high G to be stronger in normal gravity levels?

In micro-gravity and zero G, people's muscles deteriorate. If you sent a set of already very physically fit soldiers to train/live on a high gravity planet, would they perform better than other sol...

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

Question humans gravity
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Q&A Cataclysmic cloud of asteroid bits

I am wanting my 32km x ~7.5km buried space habitat to be hit with a cataclysmic disaster which changes things from everyday life to a survival lifestyle. I would like the station to be damaged to ...

4 answers  ·  posted 6y ago by Sam Washburn‭  ·  last activity 6y ago by Sam Washburn‭

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Q&A Exploding fruit mechanism

I'm designing an alien tree species that produces small purple fruits at the edge of its braches. Now a few seconds after one of these fruits falls from the tree it makes a small explosion so that ...

5 answers  ·  posted 6y ago by John Michailidis‭  ·  last activity 6y ago by John Michailidis‭

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Q&A Making Titan's atmosphere transparent

I'm interested in what kind of events / processes would it take to make Titan's atmosphere more or less transparent. The year is around 2150. The technology has progressed, sure, but it's nowhere ...

1 answer  ·  posted 6y ago by tlaik‭  ·  last activity 6y ago by tlaik‭

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Q&A How would the transfer of mass from the Moon to Earth change the rotation, orbit and speed of the Moon and Earth?

I've read the creation of dams in Earth can change the speed of rotation of the planet because they reallocate the mass over the planet. Let's suppose humans find a valuable mineral in the Moon an...

1 answer  ·  posted 6y ago by Pablo‭  ·  last activity 6y ago by Pablo‭

Question moons
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Q&A Anatomically correct saiyan?

A saiyan is a species that is biologically similiar to humans, except in one particular way. Every time they come back from the brink of death, their strength and speed increases. They also become ...

3 answers  ·  posted 6y ago by Incognito‭  ·  last activity 6y ago by Incognito‭

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Q&A Feasible star + planet + moon combo? Did I miss anything that makes this system wildly unstable or otherwise impossible?

Here's what I've come up with: The star: A main sequence star, roughly a sol analogue Younger than Sol (say 3-3.5 billion years old) roughly the same starting mass as Sol, but has had less tim...

1 answer  ·  posted 6y ago by Dalila‭  ·  last activity 6y ago by Dalila‭

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Q&A Effect of nuclear fallout on glacial ice

I'm working on building a post nuclear war society in a nuclear winter where northern countries have risen to dominance through a combination of being non-primary targets in the nuclear war and hav...

4 answers  ·  posted 6y ago by Zoe D.‭  ·  last activity 6y ago by Zoe D.‭

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Q&A Are kaiju more probable if they aren't carbon-based lifeforms?

I don't know the science involved, so I'm hoping someone else does. But is it more probable a giant creature of that size and capability would be more likely to exist if it were, say, a silicon-ba...

4 answers  ·  posted 6y ago by bsideswiped‭  ·  last activity 6y ago by bsideswiped‭

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Q&A Would a water-bearing, Earth-sized moon orbiting a gas giant have tides?

I ran across this article today about how moons might have moons. In Daniel Keys Moran's universe, an Earth-sized planet named November orbits a gas giant named Prometheus. November is inhabited,...

3 answers  ·  posted 6y ago by J.D. Ray‭  ·  last activity 6y ago by J.D. Ray‭

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Q&A Big and fast rogue planet

There is a big, very big planet that is travelling fast, very fast. It's a rogue planet (not attached to a star system). It's going to pass close, very close to the earth. The earth is probably ...

4 answers  ·  posted 6y ago by Legisey‭  ·  last activity 6y ago by Legisey‭

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Q&A Could this moon of a gas giant orbiting a neutron star support life?

Making the following assumptions: 1. The three moons of the Gas Giant are safe enough distances from and massive enough not to pull each other apart or send themselves careening into the void. 2...

1 answer  ·  posted 6y ago by Adlez‭  ·  last activity 6y ago by Adlez‭