Scientific Speculation - Posts tagged apocalypse

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Oh crap, it's 2020ad, and the Earth is about to explode! Can we make it to the stars?

9 answers · last activity about 1 month ago by manassehkatz

apocalypse space-colonization

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What could cause Earth to drift out of orbit over a period of months to years?

6 answers · last activity 2 months ago by aCVn

planets science-based apocalypse earth

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How would Humans change, or evolve, to being Domed for many thousands of years?

2 answers · last activity 3 months ago by Hunt Castle

biology evolution humans apocalypse post-apocalypse

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If the Earth would break apart, how likely would the large debris stay in orbit?

2 answers · last activity 3 months ago by SKKennell

reality-check gravity apocalypse post-apocalypse earth science-fiction alternate-earth

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What species will benefit most from humanity's having been here?

17 answers · last activity 3 months ago by Henry Taylor

biology evolution apocalypse post-apocalypse

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Naturally altering the climate in order to create lush areas in a wasteland - Is it plausible, and if so how?

3 answers · last activity 4 months ago by Yayguy

climate geography apocalypse post-apocalypse

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How Would I Believably Wipe Out an Entire Planet's Population and Culture Without Destroying Said Planet?

5 answers · last activity 4 months ago by The Weasel Sagas

reality-check planets civilization apocalypse post-apocalypse death

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What conditions would be necessary to have all of the world's mainland animals be subjected to island gigantism?

3 answers · last activity 5 months ago by Niobium_Sage

science-based fauna apocalypse post-apocalypse

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Could present-day humanity survive on Antarctica alone?

3 answers · last activity 6 months ago by Tom Hosker

geography natural-resources apocalypse post-apocalypse

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How long can 400 people survive in an underground facility if they had to seal off their heat vents?

2 answers · last activity 6 months ago by Pentallion

science-based apocalypse underground post-apocalypse survival

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Would it ever be theoretically possible for future humans to prevent the sun from increasing in luminosity to the point of killing all life?

3 answers · last activity 6 months ago by Darien Springer

apocalypse science-fiction

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Post-apocalyptic aircraft

2 answers · last activity 7 months ago by Cee Mon

physics technology apocalypse airships post-apocalypse materials ships air

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How plausible would it be for post-apocalyptic survivors to develop a mass psychosis/culture bound syndrome of seeing ghosts?

3 answers · last activity 7 months ago by TidalPool

reality-check psychology apocalypse post-apocalypse

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Post- Nuclear Holocaust. Radioactive wastelands vs eco-system and chances of human survivability?

5 answers · last activity 7 months ago by Nicky Pritchard

climate biology science-based apocalypse post-apocalypse climate-change nuclear nuclear-war

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Let's make a second Bible: Noel's Ark

5 answers · last activity 7 months ago by RudolfJelin

reality-check science-based apocalypse

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What kind of event, if any, would knock the moon off its orbit, without destroying it?

9 answers · last activity 7 months ago by guido

space moons orbital-mechanics apocalypse

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Need a North American location with a large city and whitewater river for post-apocalyptic fiction

4 answers · last activity 8 months ago by CaseyKincade

climate geography cities apocalypse post-apocalypse climate-change

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Why can't our self-replicating message in a bottle stay in Sol?

4 answers · last activity 8 months ago by Jay Lemmon

science-based apocalypse science-fiction

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What if the earth were physically split in half?

6 answers · last activity 8 months ago by PyRulez

science-based apocalypse post-apocalypse earth

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How could a plague that killed off the dinosaurs come back?

22 answers · last activity 8 months ago by Noble

biology science-based diseases apocalypse sea dinosaurs

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What survivable events would make Earth least inhabitable?

8 answers · last activity 9 months ago by ben

science-based apocalypse survival

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Would sea levels drop in a Younger Dryas-type event?

2 answers · last activity 9 months ago by ImpirrenRyRy

climate reality-check science-based apocalypse post-apocalypse climate-change

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Thunder Clap Armageddon

5 answers · last activity 9 months ago by SkySpiral7

science-based apocalypse super-powers

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How long until land life can return after the impact?

2 answers · last activity 9 months ago by neutralParadox

apocalypse natural-disasters post-apocalypse earth life

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Earth Exploding

4 answers · last activity 9 months ago by TheNumberOne

space planets science-based apocalypse

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How deep would a bunker have to be to prevent significant radiation seep?

4 answers · last activity 10 months ago by Gryphon

science-based apocalypse post-apocalypse

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The moon will fall to earth in 100 years, how fast is the asteroid that knocked it down?

4 answers · last activity 10 months ago by Vogon Poet

moons apocalypse natural-disasters

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How to make vehicular combat viable in a Post Apocalyptic world?

14 answers · last activity 10 months ago by Jimmery

science-based apocalypse post-apocalypse vehicles

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How might people try to stop the world becoming a rogue planet?

5 answers · last activity 10 months ago by Wiggo the Wookie

planets science-based apocalypse rogue-planets

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What disaster could wipe out civilisation worldwide, but allow for immediate rebuilding? What would be the side effects?

8 answers · last activity 10 months ago by savo

science-based apocalypse natural-disasters post-apocalypse science-fiction

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What would cause the land to "rise" in a future, post-apocalyptic world?

16 answers · last activity 10 months ago by Arwood

climate cities apocalypse post-apocalypse asteroids deserts

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How to safely construct deep underground harbors on a Snowball Earth?

2 answers · last activity 10 months ago by ak7

water underwater apocalypse underground post-apocalypse hydrodynamics ice

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What reason would a hidden, deep ocean society have to come up to the surface of a post-apocalyptic Earth and claim the land for themselves?

7 answers · last activity 11 months ago by Faz

environment water civilization underwater apocalypse post-apocalypse

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Can You Protect Yourself From Spores With A Bandana?

2 answers · last activity 11 months ago by Ely Miller

biology apocalypse post-apocalypse zombies

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Is this a plausible way for an alien organism to unwittingly cause a mass apocalypse on Earth?

2 answers · last activity 11 months ago by Faz

biology reality-check aliens apocalypse post-apocalypse viruses

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How much damage could a complete loss of technology cause?

3 answers · last activity 11 months ago by prushik

science-based technology apocalypse science-fiction

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Rapidly Spreading Disease Timeline - Fungus Based

1 answer · last activity 11 months ago by Nick Quillin

biology society science-based apocalypse post-apocalypse xenobiology

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How would falling buildings affect the earth?

1 answer · last activity 11 months ago by Comrade Mango

reality-check science-based apocalypse post-apocalypse engineering

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Possibile explanation for a [somewhat] realistic floating continent scenario?

2 answers · last activity 12 months ago by Dave Murdock

earth-like science-based apocalypse alternate-worlds post-apocalypse earth

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Post nuclear apocalypse fauna

2 answers · last activity about 1 year ago by Dalila

environment biology science-based fauna apocalypse post-apocalypse

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How many people are necessary to maintain modern civilisation?

14 answers · last activity about 1 year ago by user65791

society science-based civilization apocalypse population post-apocalypse

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What would be a realistic, competent response from the rest of the world if Britain were wiped out by a zombie virus?

9 answers · last activity about 1 year ago by Kenny LJ

biology apocalypse post-apocalypse zombies

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Could human civilization live 150 years in a nuclear-powered aircraft carrier colony without resorting to mass killing/ cannibalism?

10 answers · last activity about 1 year ago by Alex

society apocalypse food earth ocean

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What type of chemical catastrophic event might reduce the bioavailability of iron?

6 answers · last activity about 1 year ago by AdamO

environment apocalypse post-apocalypse chemistry

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What dog breeds survive the apocalypse for generations?

7 answers · last activity about 1 year ago by DT Cooper

fauna apocalypse post-apocalypse survival

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Deadly virus going extinct - "grey goo" a solution?

2 answers · last activity about 1 year ago by System

biology reality-check apocalypse robots extinction

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How large would a mega structure have to be to host 1 billion people indefinitely?

7 answers · last activity about 1 year ago by Alex

culture apocalypse population food earth agriculture

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Logical justification to wear black leather in the Post-Apot

10 answers · last activity about 1 year ago by DT Cooper

climate reality-check apocalypse post-apocalypse deserts clothing

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Is a post-climate apocalypse city in which many or most insects have disappeared realistic?

4 answers · last activity about 1 year ago by gumbiecat

climate reality-check science-based apocalypse post-apocalypse climate-change insects

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What could cause an entire planet of humans to become aphasic?

8 answers · last activity over 1 year ago by Sarah Fitzsimmons

reality-check gravity apocalypse telepathy post-apocalypse science-fiction