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This tag should be used for questions about the aftermath of using [nuclear-weapons] in your fictional universe.

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4answers
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How many years should survivors wait before exiting a nuclear bomb shelter?

I'm writing a tale about a post apocalyptic world. I'm studying the timeline about the world history, I've planned that, using "clean" thermonuclear bombs, radioactivity should be quite lower after ...
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8answers
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Under what circumstances would a nuclear war render Earth's oceans uninhabitable?

It's a bit more complicated. I'm creating a sci-fi world for a tabletop game. One of my created races is a form of humanoid octupi. My idea is for there to be a nuclear war that forces their species ...
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7answers
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What would human survivors eat in a post apocalyptic Nuclear winter?

Let's assume that: the entire nuclear arsenal available on earth is launched and detonated, completely obliterating civilization but leaving a few humans and animals in very remote areas alive. this ...
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1answer
142 views

Nuclear holocaust survival? [closed]

Okay, so I'm writing a story about a character in one of the rebuilt cities of the world about 2000 years after a mass nuclear war that took place around maybe 100 years from now, a war that destroyed ...
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2answers
337 views

How long would the southern hemisphere survive after a nuclear war that, while intense, was limited to the northern hemisphere?

I remember hearing/reading something somewhere a long time ago about how the weather patterns on earth mostly cycle away between the equator and the poles, and that this means if there was a northern ...
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vote
6answers
274 views

How much time will it take the humanity to forget how to repair machinery after a nuclear apocalypse?

I am building a world where a nuclear apocalypse happened, forcing humanity to hide in bunkers or avoid the radioactive fallout. Because of this, humanity forgot how to build things: they could ...
3
votes
2answers
526 views

How long would it take for the effects of a nuclear weapon to wear off?

I would like to know how long it would take for the plant life in an area to recover from an explosion from a nuclear bomb exploding. Parameters for questions: The bomb is a 100 megaton nuclear ...
7
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5answers
437 views

In a post-nuclear apocalypse, what's the largest settlement that could survive for more than a year?

Assume enough bombs have been dropped for there to be a nuclear winter which would impede the growing of crops and cause famine. Modern infrastructure in most major nations has collapsed, and all the ...
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2answers
168 views

How long would it take for animals, plants, and insects to die off during nuclear winter?

Not a total extinction, mind you. Just how long do you think it would take for the residents of a small town of survivors to notice? Obviously this varies from place to place and ecosystem to ...
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15answers
9k views

Archeological evidence of nuclear warfare

I'm working on a story set roughly 2 million years in the future involving future archeologists discovering evidence of a nuclear war and ensuing winter wiping out humanity. What sort of clues would ...
6
votes
5answers
2k views

How a nuclear war in north hemisphere would affect the south hemisphere?

I'm trying to figure out how a nuclear war in the north hemisphere would affect the south (specially South America, where my story is set). I read about the nuclear fallout and nuclear winter ...