Questions tagged [nuclear]

Questions about atomic nuclear phenomena and their effects on the world. For heat and power generation applications of nuclear phenomena, use [nuclear-power]. For weapons relying on nuclear phenomena, consider [weapons] and [weapon-mass-destruction]. Compare [radioactivity], [weak-force] and [strong-force].

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7
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5answers
885 views

How can I make Orion pulse vehicles take off?

During the Cold War, the United States initiated Project ORION. This program was intended to build and launch super-heavy vehicles into space. They wanted to do this not with the use of chemical ...
2
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3answers
161 views

Can workers in a radioactive environment use wireless radios to communicate?

My characters are entering a warehouse wearing radiation suits to protect from radiated materials. Can they communicate with each other via radio? No aliens. Humans in a real scenario on earth dealing ...
21
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3answers
4k views

Why would a nuclear powered spaceship needs to wait a few days before restarting the reactor engine?

Set some 50 years in the future, every spaceship in space is powered by a nuclear powered reactor and most of them came equipped with an ion propulsion engine for acceleration. I noticed that every ...
3
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1answer
104 views

What is the climate like 200 years after nuclear war?

I know there would probably be an ash-based cooling period, but, how long would that last and then what happens? Is the post-apocalyptic desert even possible in a post-nuclear war world?
2
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2answers
73 views

How Can An Alien Ship Harness Nuclear Energy? [closed]

A massive alien vessel is buried in a sandbank under the sea. Research subs detect a vast supply of nuclear energy held within it. I've been researching power plants, fission and the processes that ...
0
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3answers
164 views

How would the Politburo respond to Project A119?

In 1958 the United States Air Force considered a mission to detonate a nuclear device on the surface of the Moon. The endeavour was framed as a booster to American public morale in the wake of the ...
8
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6answers
2k views

I'm looking for an event that would have accelerated the American nuclear program

I've been brainstorming this idea of America conquering the world right after World War II, during the period when USA was the only nation with the atomic bomb. I'm looking for something either ...
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2answers
118 views

Do chemicals from nuclear reprocessing waste remain radioactive? Are they flammable?

I'm writing a story about a town whose residents all work at a nuclear reprocessing site. Some teenagers begin to hang out near a small body of water close to the site that they call "the swamp". The ...
0
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1answer
118 views

What would happen if someone could remotely manipulate atoms?

Those of you who are familiar with the DC Comics hero Firestorm know that he can alter the chemical structure of any form of inorganic matter, provided he knows the chemical equation. In my story, I ...
2
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2answers
133 views

Effect of an asteroid impact on a nuclear power plant?

I want to write a story about a thought experiment that I have on the other day : What kind of catastrophe will happen if an asteroid, let just say about 70 meters in diameter, penetrated Earth's ...
3
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1answer
67 views

What signs of nuclear explosion in SLC can be seen from Lincoln Highway?

First thing: I don't know if it's the right stack to ask this question, so I'm sorry if it's not. I'm writing an adventure for an apocalyptic RPG session. One point of the plot is a detonation of 100 ...
1
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1answer
184 views

The chemical and nuclear science behind pyromancy

For quiet sometime now I’ve been stuck on one of the finer details of my world building. Namely that one of my characters is this world’s version of a pyromancer that, through the use of both the ...
1
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2answers
278 views

What would be the best way to power a mecha?

While searching around, I kept hearing that fusion was a good choice, but how best to covert the energy to electricity was an issue. However, during my research, I came across this: Photon-...
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3answers
322 views

Is it possible for a creature to exist as a biological nuclear reactor?

This is somewhat different to this question on the possibility of biological fusion reactors as I am curious if a living FISSION reactor is more plausible.
8
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5answers
852 views

What could cause a spike in the natural uranium depletion rate?

What is a possible event${^*}$ that would cause a spike in the speed of $^{235}$U fission and reduce its average concentration in ore worldwide? As I understand the physics of the process, it is ...
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5answers
5k views

How to optimise the use of 10 nuclear fuel pellets in medieval period?

Suppose 10 standard nuclear fuel pellets have been sent back in time to the 14th century A. D. scattered across 10 adjacent towns via a disposable time machine. Would people in the medieval period be ...
6
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2answers
143 views

How might an exoplanet have a highly radioactive atmosphere?

The exoplanet in question is Proxima Centauri b. How might the mid-to-upper-level atmosphere of that planet be dangerously radioactive and full of airborne nuclear reagents, without it being the ...
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4answers
227 views

What would be the dangers of creating matter from nothing

Dear top secret science network, Humanity was visited by visitors from another universe altogether (one which doesn't obey our laws of physics) - the D'jini. A diplomatic convoy of them apperead one ...
1
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1answer
132 views

How much energy would a character need to disassemble and reassemble thier matter?

I wanted to have characters that can control energy and matter, so Dr Manhattan came to mind as a great example of a character that does that. Information on him says that he has complete awareness ...
2
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3answers
235 views

Could a futuristic group of people collect/farm nuclear pasta from neutron stars?

Would it even be feasible under science fiction logic? It would allow nuclear weapons to be mass produced if the nuclear pasta could actually be collected and contained safely.
3
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3answers
314 views

Theorietically, what would be the ecological impact of ITER losing containment?

Currently a megaproject called ITER (International Thermonuclear Experimental Reactor) is being built in France. The device would use magnetic containment of plasma reacting at temperatures of over ...
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3answers
135 views

Given the materials of a nuclear reactor, what is the most effective body of water to threaten pollution on?

I have a colony of semi-post-apocalyptic survivors who have created a deterrence scenario involving their access to both a nuclear reactor and some body(s) of water. Ideally, I'd like the water to be ...
4
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2answers
198 views

How would mountainous landscape look like after remodelling it with nuclear warheads?

As conclusion of this question it seems that under a dense atmosphere it would be a good idea to place the main city in mountains. Just there is the inconvenient issue that top of mountains lack flat ...
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3answers
340 views

Is antimatter boosted nuclear weapon theoretically possible?

Are there any fundamental obstacles to using a nuclear explosion as a trigger for antimatter generation and thus considerably increasing the yield?
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2answers
108 views

If the nucleons in an atom were heavier, could it still be stable? [closed]

If the protons and neutrons had, say, a hundred times more mass than they normally do, could the atom overall still be stable? Would it affect the atom's electron cloud somehow, or would it still be ...
6
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3answers
421 views

Are there semi plausible scenarios where Nuclear Winter could last a thousand years or trigger an ice age?

Trying to develop a fictional scenario with a 'believable' theory as to how a Nuclear War and resulting Nuclear Winter could turn into a millennial scale ice age. By 'believable', I mean that it ...
4
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2answers
249 views

What is the minimum practical size for buildings heated by small nuclear reactor?

In the book Early Riser by Jasper Fforde, humans hibernate in large dormitories. These circular buildings range in size from 20 to 60 floors, with around two dozen rooms per floor. While the residents ...
6
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2answers
208 views

How feasible is this gravity-altering exotic matter I’ve conceived? Would it have any unforseen consequences?

Ok so I was thinking about a way to hypothetically have undiscovered elements with bizarre properties (for unobtainium purposes). And an idea hit me: replace nucleons with heavier but stable ...
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6answers
224 views

Why wouldn't my nuclear spaceships eject spent fuel?

In the year 2069AD, a spaceship is transporting hundreds of people in cryogenic sleep to a distant star. The spaceship engine is a nuclear fission reactor and its thruster is based on an ion drive for ...
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1answer
83 views

Life on other planets via nuclear signal

A nuclear explosion in space? Directing a nuclear explosion is difficult even in theory, but is it possible to direct one in space, with a trajectory and width of a significant diameter and wavelength ...
2
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4answers
497 views

Solar Flare disabling Nuclear Weapon defenses?

I have a nuclear post-apocalypse that isn't 100% depressing. It's only 95% so. /s I was contemplating an origin story of a solar flare doing some rather nasty things to circuitry related to nuclear ...
5
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3answers
366 views

Cooking using nuclear bombs [closed]

This question is completely just for fun! :) So in one of my classes, some boys on an another table were debating whether you could toast a marshmallow for smores using a nuclear blast from a nuclear ...
26
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11answers
7k views

Nuclear magic: Surviving your own spells

TLDR: Portals to other places; wizards use them to make nukes-as-fireballs/anti-personal level attacks, how do they survive? In a system of magic that functions around opening portals, what ...
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1answer
601 views

What would happen if you went swimming in a spent fuel pool?

If one of my modern-day characters, a nuclear power-plant worker decides to take a swim in one of these pools, what will happen? Would he die, get sick, or not much?
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2answers
122 views

Stopping a nuclear missile? [closed]

Would you be able to stop a nuclear missile by hitting it with a liquid nitrogen missile, As a means to prevent the nuclear radiation from spreading or falling to the ground from impact?
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2answers
278 views

What does the physiology and biochemistry of a vacuum adapted post-human look like? Part 4: Movement

I am a post-human adapted for permanent life in vacuum and micro-gravity. How might my physiology and biochemistry overcome the following challenges? Please note I have a strong cultural aversion to ...
4
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8answers
821 views

Losing Knowledge

Is it plausible to create a world in which the people who live inside it developed technologies like the ones we had in WW2, but after their progress came to a halt they forgot their knowledge. ...
24
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7answers
7k views

How much alteration would be needed for the Cuban Missile Crisis to go nuclear? [closed]

My story takes place centuries in the future, in the year 2567. Over 600 years ago, during 1962, an all out nuclear war broke out. Most modern day historians believe it to have occurred in autumn, but ...
6
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4answers
218 views

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 having ...
2
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2answers
304 views

How long would it take to be able to live in New York after a nuclear bomb?

If a 50 megaton nuke was dropped in Lower Manhattan, New York, how long would it take for people to be able to live there again? The bomb detonated on the ground. My definition of live is to breathe ...
32
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17answers
44k views

Best places to be on Earth when an all out nuclear World War III breaks out?

This is a world building question in a preventative context because those people or countries would be left fully functional while others gone and the safe areas is where the world building would ...
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1answer
111 views

How to disable all long range communications planet wide?

I'm wondering about ways to effectively disable all long range communications planet wide. I've looked into nuclear/emp for disabling sats, but what about other forms of long range comms? Doesn't have ...
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1answer
361 views

How long would a nuclear war likely last? [closed]

In my world, the United States, Soviet Union, European Union, and Populated sections of Asia are all involved in a nuclear war. Their are about 32,000 warheads fired, an in total, 3,000 megatons of ...
0
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2answers
168 views

How to explain why there was no military presence after the apocalypse? [closed]

In the year twenty-hundred and sixty eight (2068) commie demons rose up from the underground and scorched the United States, and the United States Kingdom demons rose up from the underground and ...
4
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3answers
367 views

How can the human race disappear in a few days? [duplicate]

Is it possible to eradicate the human race in one week? And if yes, by which way? Of course, the human race should do everything to survive. What could be more powerful than our will to survive? 1. ...
2
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0answers
68 views

What would be the effects of a worldwide nuclear disaster? [closed]

I have a dystopian project coming up and I would like to ask for some advice. What would be the effects of a worldwide nuclear disaster? Some answers to include are: How long until humans would be ...
3
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1answer
361 views

What will happen to a spent nuclear fuel pool without routine maintenance?

Assuming the human population is decimated (how doesn't matter) such that nuclear power plant maintenance is impossible. What would happen to a spent nuclear fuel rod pool? It seems to me that ...
2
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6answers
638 views

Rebels beating nuclear armed govenment with aircraft carriers [closed]

In an anti-gun debate (I was pro-gun, which is relevant), I used the example of an hypothetical ex-democracy which allowed guns (like the US) and then turned authoritarian with theological ...
0
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2answers
374 views

How would societies change after nuclear war?

So, a nuclear war happens and wiped out 80 % of humanity, along with all the cities. How would societies change after nuclear war? There are no mutants. There are about 150 raider gangs in North ...
18
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12answers
8k views

Would animals really mutate in the post-apocalypse?

So, in an alternate universe, Soviet Union never falls, and in 2068 a nuclear war happened. About 32,000 nukes were detonated in American, Soviet, EU, and Chinese cities. WW3 lasted about 5 hours or ...