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Questions tagged [quantum]

For questions about physics at subatomic scales and their corresponding effects on fictional worlds.

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2answers
140 views

How to steal money if you have a quantum computer? [closed]

I'm writing about whistle blower who discovers that his employer, huge profitable corporation is just a front operation. All their diverse products and services are a sham, and the company is ...
6
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3answers
2k views

What is the most plausible way to rule out string theory?

I writing a story about a physics student who has a difficult relationship with his estranged father, world famous physicist and strong proponent of string theory. As a revenge he wants to rule string ...
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4answers
192 views

Short-term Miniature black hole weapon and its effects

So in this world I'm building there's a bunch of reasons to, at some point, stop being nice and make sure someone is really, really dead. For this purpose they decided to weaponize black holes. ...
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2answers
241 views

Could I put a large city into geostationary orbit?

I want to put a circular city in geostationary orbit. The city will have a radius of 20Km. I was thinking of using quantum trapping/levitation to achieve this. Here's what quantum trapping is: ...
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1answer
230 views

Could this programmable matter approach allow for scientifically plausible shapeshifting?

While I am aware that there have been a lot of posts about how shape-shifting could be possible, but I am asking if this type shape-shifting would work. Okay so fair warning, physics isn't my strong ...
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0answers
61 views

Concerning Brane cosmology [closed]

EDIT: If an actor or object in a higher dimensional space with less mass than say, my car, attached itself to the car through our dimension's membrane, would it be able to move the car or hold it in ...
3
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0answers
177 views

Physical laws for a multiverse with white holes? [closed]

My fictional worlds reside in a multiverse. More specifically, they reside in a universe within that multiverse that is very similar to ours. But here are some big differences: White holes are in ...
4
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2answers
126 views

Imitating the double body aspect of quantum entanglement with other tech…

I’m working on a scenario where one person can be at two places at the same time, kind of like a mirror version of themselves where the original person controls both bodies even though the two bodies ...
3
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2answers
156 views

What are the implications of being removed from time and/or causality? [closed]

My setting explores the idea of there being something significant about the subjectivity of quantum states such that it's almost as if the Many Worlds interpretation of causality is somehow ...
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10answers
2k views

How could two alternate realities “blend” at a single point in space time?

From: https://en.wikipedia.org/wiki/Multiverse The multiverse (or meta-universe) is a hypothetical set of various possible universes including the universe which we live in. Together, these ...
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2answers
146 views

What would quantum computing's effects be on innovation and technological advancement? [closed]

Background I'm writing a short story (only about 2000 words) about the effects of quantum computing, and would like to know how quantum computing would effect the speed at which new technology is ...
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1answer
160 views

quantum computers able to see the future [closed]

when quantum computers become able to calculate quantum calculations, would that equal a psychic? Because wouldn't it be able to calculate possible future events at such a % it would become a true ...
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4answers
723 views

Reality warping via strings (string theory)?

If one were to somehow manipulate the strings of string theory that supposedly constitute the most fundamental aspects of reality, would this individual become able to warp reality? Context: I'm ...
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2answers
908 views

Could a quantum computer be able to simulate a universe? [closed]

Is a quantum computer able to simulate an artificial universe like The Matrix or is that technology not advanced enough?
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3answers
157 views

No color charged gluons [closed]

In an alternate universe all gluons are colorless meaning that no gluons have color charge. How would this affect the color force?
4
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1answer
128 views

Can quantum spin be converted to macro systems?

I'm designing an FTL system for a new universe, and I'm trying to figure how 'plausible-sounding' this thought is. The idea is that space is tangled and twisted in twelve dimensions, so that distant ...
3
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3answers
495 views

Can this FTL communication, based on quantum entanglement, work?

Editorial Note This is a canonocal question meant to cover all possible specific questions that fit the schema, as well as the fully general “Can quantum entanglement be used for FTL communications?” ...
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19answers
7k views

Quantum Based AI getting around Isaac Asimov's “Three Laws of Robotics”

I am building a story where there is a rogue AI. However, that AI was under the governance of Isaac Asimov's Three Laws of Robotics: A robot may not injure a human being or, through inaction, ...
8
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7answers
266 views

Staggering “Now” Among Many World Multiverses?

Regarding the Many World Multiverse, everything I've been reading (and searched on SE) seems to assume that each (parallel) universe is, at this moment, the same age. For my story, I need this to not ...
7
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8answers
191 views

Why futuristic cities still keeps live pet when there are convenient realistic holograms and animatronics?

With quantum computer that can easily fits inside our can drinks and machine learning algorithm so advanced that we can easily fool all animals especially ourselves to tell the difference between what'...
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4answers
173 views

Would quantum computer be considered an intelligent lifeform if its decision making algorithm is as unpredictable as a human? [closed]

Say Apple, Microsoft, Google, IBM, etc. join forces to create a quantum computer that is capable of generating true random numbers, in other words nothing known to science would be able to predict the ...
5
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3answers
176 views

How to make classified document (hard copy as well) impossible to be teleported to another location?

Year is 2367 CE, the invention of teleporter enables an object or even a person to transverse anywhere at the speed of light reliably and efficiently. However just like wiretapping the electromagnetic ...
3
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4answers
187 views

What could prevent future commercial interstellar starships running quantum computers? [closed]

By the end of 21st century C.E. quantum computer could handle billions of calculations within fraction of a second and run multiple tasks simultaneously, and they are everywhere except on spacecraft, ...
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12answers
10k views

How small could an animal be before it is consciously aware of the effects of quantum mechanics?

The Megaphragma mymaripenne is the smallest animal with eyes, brain, wings, muscles, guts and genitals. If by some miracle it could be still shrinked, how much smaller could it get before it starts ...
8
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5answers
533 views

As a time traveler, how would I see quantum randomness change history?

Suppose I have a time-traveling DeLorean (of all things), and I've used it to travel back to 1955. But then I ran out of juice. Fortunately, I just happen to know that a certain clock tower will be ...
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4answers
291 views

Does this SciFi plot about quantum singularity violate laws of physics?

I'm writing a science fiction, although I'm not from a physics background. A part of my plot is: In a futuristic Earth threatened by huge power demand and climate change, a scientist creates a ...
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3answers
1k views

How to “prove” a supernatural entity exists?

I know the innate contradiction present here: one cannot "prove" the supernatural exists, for a variety of reasons. But for the sake of argument I want you to consider this: A person is convinced ...
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3answers
293 views

Could a life form evolve a biological type of quantum computer?

I was thinking of a lifeforms that would have a brain more similar to that of a quantum computer than an ordinary brain. I was thinking the brain would use something similar to qubits that could be in ...
4
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2answers
229 views

Universe in which there is quantized rest mass?

I was thinking of a universe in which rest mass like spin, and electrical charge is quantized. In this hypothetical universe elementary particles could have an intrinsic/quantized rest mass so long ...
2
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3answers
211 views

Universe that has no quantum physics? [closed]

I was thinking of a universe that would have similar physics to ours but in which there would be no quantum physics at all. So this universe would be described entirely through classical physics with ...
2
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2answers
197 views

Uses for quantum entangled particles?

We already have them. They are the future, and they are beautiful. Quantum Entangled Particles. One spins one way. The other, another way. Unobstructed they spin, in complete opposition to each other, ...
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2answers
158 views

Could a universe with a reverse of the uncertainty principle be self consistent?

In a parallel universe the uncertainty in position and the uncertainty in momentum are directly related to each other. What kinds of effects would this have on the quantum mechanics of this universe? ...
6
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2answers
321 views

How would it affect the universe if the W boson was massless? [closed]

I was thinking of a universe in which the W boson has no rest mass. How would this universe be different from our universe?
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3answers
4k views

What if the Planck constant was exactly zero?

I was thinking of a parallel universe in which the Planck constant has an exact value of zero. How would this effect the physics of that universe and how would it effect the development of that ...