Questions tagged [science]

Questions about science and the perception of science in a fictional world. Use [science-based] for questions on how to explain fictional things based on real-world science. Use tags relating to specific fields (such as for example [space-exploration], [astronomy], [biology], [xenobiology], [mathematics], [sociology], ...) for questions relating to particular fields of science.

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2answers
38 views

Why would a suicide bomber not be blown apart by a rune-bomb?

I am a homicide detective on the magical police force. Runes are magical symbols fused into objects that imbue those items with magical power. These spells are stored in these runes for long term use ...
0
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1answer
80 views

How can I integrate science and magic? [closed]

(third and last question in a span of a few hours, I hope I'm not breaking a rule) If in my world, magic is just "cosmic energy" or just energy that exists in the "gray area" of every atom, element, ...
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0answers
44 views

Could an alien organism survive an impact inside a meteorite? [closed]

Could an alien organism survive the impact of a meteorite crashing to a planet?
2
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4answers
154 views

Transporting radioactive fuels

Imagine a light spaceship capable of traveling at 0.999c is tasked to tow a radioactive cargo containing millions of tons of polonium and radium, however the container holding the radioactive ...
10
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4answers
3k views

what makes a disease deadly?

I am writing a story, in which a mad scientist (based on Ted Kaczynski) wants to kill as many people as possible with an artificially created disease. The idea is, that more complex societies are ...
10
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4answers
1k views

Myelination in cephalopods

I am a complete amateur regarding biology, so please forgive me if this question is a little stupid. Could we ever create squids that have human-level intelligence and could serve as a replacement in ...
-4
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0answers
69 views

Which of these technologies or sciences listed below would be hard for a scientist in Star Wars to do? [closed]

I apologize for the long list but I’m looking for something that still would not be in use by the end of the Sequel Trilogy. I’m trying to pick a technology for my Star Wars story. So basically pick ...
2
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8answers
415 views

Magic breaks the second law of thermodynamics. Why is the law still valid?

Around the twenty-first or twenty-second century, a scientific experiment finds that a certain ritual (they were trying to make cold fusion) causes a heat difference to appear in fluids. For instance, ...
-4
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1answer
96 views

Concerning magic and the replacement of the four traditional elemants with the four fundamental forces [closed]

In a world of magic where spells are not based on fire, water, air, and earth; rather, the electromagnetic force, the gravitational force, the strong nuclear force, and the weak nuclear force—How do ...
4
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4answers
209 views

A setting in which people have discovered all of science

So this is very loosely inspired by a theory I have about Star Wars as a setting, but it is not something they really discuss overtly even in the Extended Universe. One of the interesting things about ...
12
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8answers
3k views

Pre industrial form of rapid mass transit over land

I have a world that isn't an exact analogue to medieval technology, closer to the late 1700s in terms of culture and agriculture/metallurgy, only without gunpowder. I have them ahead of real history ...
1
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4answers
210 views

What is a realistic based Situation in which a Dyson Sphere could be created?

I felt inspired, and I wanted to write about the future of our lives. Setting: If one had to guess, what year would we most likely be able to build a super-structure like a Dyson-Sphere around the ...
5
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1answer
149 views

how fast would a magic rail/coil gun need to fire to melt its tungsten bullet

In my story magic allows for the creation of accelerators that can multiply the speed of any object that passes through them. These accelerators allow for modified conventional weapons to fire at rail ...
4
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3answers
168 views

Unpredictable reactors which like to explode by default

In my world, alien 'reactors' are discovered that are very efficient at creating power (around 1000x better than fission), as well as requiring little fuel, making them the perfect power source. ...
25
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13answers
4k views

Moonlight bright enough to see by

Is it possible for an Earth-like planet to exist where the light reflected by the moon is, not as powerful, but close in intensity to daylight? And if so, what would be necessary for it? A moon much ...
0
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1answer
92 views

Theoretically, can two hearts be connected with a pump between them? [closed]

Like, if two hearts are outside of the bodies, could the two hearts be connected and function, using the blood from the people they came from, if the people had compatible blood types? The hearts are ...
-3
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3answers
215 views

How can the absence of the soul provide for immortality?

I am Yosef Mengalus, a mage and Philanthropist with an interest in studying the metaphysical. The soul is the core of the human being, and the seat of what makes a person "them". Personality, emotions,...
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4answers
485 views

How can I prevent soul energy from dissipating?

I am Yosef Mengalus, a dark mage who specializes in the manipulation of souls. A human soul is essentially raw mana condensed and shaped into form held together by various spiritual components. This ...
2
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1answer
148 views

Could a river be gravitating around a planet? [duplicate]

I am building a sort of space odyssey and I was wondering about something... In a DnD game I used to DM, Starfinder I believe it was called, there was this asteroids belt and in it was some sort of ...
6
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1answer
250 views

Can we scale down humans to the size of a mouse?

Can we make a human brain and body the size of a mouse’s while still retaining the same level, if not more intelligence? Like how tech has evolved to be smaller but more efficient or how cars are ...
2
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1answer
120 views

Venusian Adaptations

Recently I've been imagining living on a terraformed Venus in a distant future. I've a pretty good idea of how this can be done, having gone through many articles on how to terraform venus, so my ...
1
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4answers
253 views

Can a microorganism reproduce so fast that it can be used as weapon?

I've seen almost the same question here, but it was like Can a microorganism reproduce so fast, to be used as fuel?. Then, I was inspired and new question came up. Does some real microorganism in some ...
2
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3answers
294 views

What would be the strongest “realistic” bow draw weight with ubertech?

I'm trying to help develop a "high tech" bow for a video game, to be used mostly by prestige soldiers with ubertech against low-tech industrial civilizations as a kind of a status game; their enemies ...
10
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3answers
268 views

If we brought ancient germs to the present

If germs from the past was brought to the present/future on a person (or by some other means of transportation) and we have immunity to its descendants, like the modern germs for example, would we be ...
5
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2answers
256 views

What happens when a person with some edited genetics (like say, eagle eyes) reproduces with a person with regular genetics?

If person A has had the genes dictating their sight/ the internal structure of their eyes, replaced by say, eagle eyes or cat eyes. What happens when they reproduce with person B who has regular ...
1
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1answer
141 views

What would religious debates look like in a religion designed by a time-traveler to help mankind? [closed]

A time traveler, Roy, is marooned in the ancient era. Time and place are negotiable: ancient Greece, Roman Judea, ancient China, etc. There's no hope of getting back, but he's an intelligent fellow ...
15
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19answers
5k views

Best Ergonomic Design for a handheld ranged weapon

I know I’m flirting with “Primarily Opinion Based” here, but I’m hoping there’s some established knowledge out there in the community that I might be completely oblivious to. If you look at pretty ...
2
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3answers
201 views

How to build a plumbing system in a magic world? [closed]

How do I build a plumbing system in a magic world? Because a lot of stories seem to completely ignore this and I don't want to make my story like that. The magic in this world allows you to create ...
3
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10answers
8k views

Would using carbon dioxide as fuel work to reduce the greenhouse effect?

I'm trying to find a plausible way to reduce global warming in a world past the tipping point. I recently read this article : https://www.sciencedaily.com/releases/2017/11/171127173225.htm. It ...
2
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4answers
306 views

Helping the Roman Empire with chemistry and metallurgy [closed]

You are a modern chemist and metallurgist and unexpectedly get sent back in time to the era of Caesar Octavius Augustus. After spending a couple years learning ancient Latin, what changes or ...
2
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2answers
118 views

Is it possible for theoretical particles such as tachyons to interact and/or bond with normal matter

I understand that particles such as tachyons don't really exist and are unlikely, but say for the sake of this question they do. Would these particles bond or interact with atoms? By interactions I ...
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1answer
196 views

what method for nanobot to control human body without affecting the brain? [closed]

i mean controling the external body like limb and such without internally going into human brain or mindcontrol using nanobot, or going inside human skin or nerve (contact with skin is fine but not ...
3
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0answers
189 views

Can a system of 10 planets be stable if star is not on the main sequence? [closed]

My star is 2.17 Solar masses. For narrative purposes, I decided this so it will collapse in the theoretical Quark star. Could such a big star that isn't on the main sequence (Because it is class A, ...
-1
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1answer
197 views

What is left in physics for a scientist in the Star Wars galaxy to study? [closed]

I know this question may be considered too broad, but I legitimately wonder what physics science; scientists are working on in Star Wars. Many many people have said that there is no scientific ...
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2answers
118 views

Extreme Adaptation

I'm writing a novel, and it has a lot to do with genetic experimentation. One of my characters has the ability of Reactive Evolution. But I have no idea how to scientifically explain that. How is ...
3
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0answers
73 views

Useable life span of different types of plastic and polymer [closed]

OK folks - here's one for you petrochemical types: World is set 200 years post an apocalypse that wipes the global population back to about 280 million (the population of the world circa 1000AD). ...
-2
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1answer
376 views

What is the opposite of lightning? [closed]

I want to know what is the opposite of lightning. To give you some background, it has to be something that makes up a large aspect of the universe and cannot be anything in this list: space, time, ...
1
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0answers
55 views

What would be day to day life like, for people during a renaissance like period in a world I'm building [closed]

Like I said, what would people eat, what would they drink, how'd they spend their time. I realise this isn't really a hypothetical question, rather a question that requires some information from an ...
1
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0answers
73 views

what effect if the world have a single massive world giant tree? [closed]

you know stuff like ygdrasil tree but just a normal tree but the biggest and tallest in the world, i wonder what the effect to the world ? for an example if the root grow to surpass the continental ...
20
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5answers
3k views

How would a physicist explain this starship engine?

In my world, interstellar vessels use a drive whose design mankind learned from an extinct elder civilization. While construction of the drives is possible, the physical principles making them work ...
11
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4answers
3k views

If quadruped mammals evolve to become bipedal will their breast or nipple change position?

As the title says, you know stuff like minotaur, lycanth or werewolf, cat or dog folk, etc especially for the female specimens. I want to know what happen if quadrupedal mammals which usually have ...
2
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1answer
115 views

Quaternionic electro-magnetism, world that it can exist in, and the appropriate equation system [closed]

The thing could not exist in real world; it is imaginary concept, expressed in a equations in a paper, that could run as a simulation on a PC. That could be interesting for people with some ...
-7
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1answer
131 views

Insterstellar Psycho - What damage can he do? [closed]

The Interstellar Psycho just wants to cause damage to others. He regularly shoots intense laser bursts in all directions into space from his base on Earth's Moon. He sends one every hour. Question ...
2
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3answers
99 views

Is it possible to dissolve copper piping with an acidic or alkaline solution? [closed]

A character of mine needs to cover up a murder inside an apartment without removing the body. The best solution I've come up with for this is faking a broken pipe that appears naturally eroded over ...
3
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2answers
319 views

How much land disappearing would it take to drop the sea level by 10 meters (30ft)?

THINK ATLANTIS There's an island. Maybe it is a continent, maybe not. I am not sure and that is why I need your help. If the size of my world is equal to Earth's, what landmass size would it take ...
36
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6answers
11k views

Why did Europeans not widely domesticate foxes?

So I've been thinking for a while about making a world where cats aren't as common and instead are more of a regional domesticated animal, replaced in (mostly Northwestern) Europe by foxes. How come ...
3
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3answers
169 views

What might be the nature of interstellar warfare given access to instant communication and Alcubierre drive technology? [closed]

The title really speaks for itself. Given what we know about Alcubierre drives (and yes, I know they're extremely hypothetical, but for this question let's just assume they can exist as we currently ...
23
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18answers
8k views

Can an alien society believe that their star system is the universe?

Throughout history, humanity has made a few scientific blunders where a scientific principle held as fact for hundreds of even thousands of years is found to be completely or mostly false. Our ...
4
votes
1answer
261 views

Can you forge iron from oxide dust?

I've been looking over the internet and on here to find some kind of evidence for this, but nothing conclusive, so I was hoping for people with a better understanding of smelting, chemistry and ...
23
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11answers
4k views

How can I define good in a religion that claims no moral authority?

Faith is defined as a belief in God based on spiritual apprehension rather than proof. Religion and science can be seen to oppose one another due to conflicts between people of those practices. In my ...