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2 votes
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How long would a stock of nuclear warheads and their delivery systems remain viable?

Maybe five years minimum At fifty years without a complete refurbishment they won't fire The EBW detonators have a shelf life of five years. Unless someone can make detonators to replace them, the ...
Thorne's user avatar
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1 vote
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Living under a permanent dark

I think I would go insane without sunrises and sunsets to set my clock by, but people do live and work at the poles. It's entirely conjecture, but I think the human mind could adapt. A modern ...
dplane's user avatar
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0 votes

Living under a permanent dark

If temperature is still livable, we're either observing direct evidence of superhuman technology or other godlike powers, or a totally new understanding of the laws of physics. For the duration of ...
addaon's user avatar
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2 votes

What fauna can survive a permanently dark sky?

Life requires energy flux. In current ecosystems we're most familiar with, solar energy coming from the sun provides most of that flux. There are niche ecosystems that use other sources of energy. We ...
addaon's user avatar
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0 votes
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How long would a crater/mare on the Moon be glowing red and visible from earth?

Sounds like a good candidate for a Fermi estimate / dimensional analysis! Conceptually, we'll simplify to a ball of molten rock hooked up to a "perfect" heatsink (aka, ignoring the size of ...
Kyle G's user avatar
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1 vote
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Surface polution post-apocalytic world

You already seem to have hit several of the dangers, but here's a few more: It's the worst Ice Age ever - Nuclear war is predicted to cause a new Ice Age and is also how much of the world would be ...
Bubbles's user avatar
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How long would it take for a civilization to forget how it began?

The answer is 20 years or 200 years, depending on what you mean by "remember" and "civilization". About 20 years after the "stranding" in the new universe, majority of ...
Going Durden's user avatar
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How long would it take for a civilization to forget how it began?

First of all, even the survivors of a brutal winnowing will not be starting from scratch. Someone will remember how to knit. Someone will remember how to crochet. Many people will remember useful ...
arp's user avatar
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