User John Robinson

61 votes

Accepted

If true interplanetary and interstellar travel were achieved, would the decreasing mass of the earth become a problem?

space-colonization futurology

answered Nov 28, 2016 at 22:38

52 votes

The AI that fails to be evil

artificial-intelligence ethics

answered Oct 7, 2015 at 20:38

40 votes

Accepted

How can I achieve 2 separate rebellions for the same cause?

reality-check government crime

answered Feb 10, 2016 at 0:47

24 votes

Politically Correct Valkyries: Why do they choose who they choose?

politics mythology

answered Feb 8, 2016 at 22:04

22 votes

Accepted

Would a person from the past be able to survive for a week in New York?

time-travel survival urban-fantasy

answered Mar 18, 2016 at 21:39

20 votes

Accepted

How to quickly leave a planet for another planet en mass starting out from stone age tools?

reality-check technology hard-science space-travel

answered Sep 11, 2015 at 0:02

16 votes

How would a secret society/corporation get food to underground bases?

warfare food

answered May 17, 2016 at 22:36

15 votes

What would a galactic Empire based off Plato's Utopia (from his "Republic" and "Laws") be like?

society empire-building utopia galactic

answered Apr 29, 2016 at 0:03

15 votes

Accepted

What would be the consequences of overusing a magic system that consumes energy from human metabolism?

reality-check biology magic humans energy

answered Dec 1, 2016 at 23:37

12 votes

Time travel, assassination, and stunting technological growth

technological-development time-travel

answered Jul 20, 2016 at 22:15

11 votes

Accepted

Reality Check: Habitable moon around earth-like planet

science-based reality-check planets moons habitability

answered Aug 10, 2016 at 22:55

11 votes

How to battle enemies who have superhuman speed

magic warfare medieval super-powers tactics

answered Aug 17, 2016 at 21:41

11 votes

Accepted

France wins the 7 Years War

reality-check warfare alternate-history history

answered Sep 14, 2016 at 23:17

10 votes

The Reality of a River World

reality-check planets geography water-bodies

answered Jun 6, 2016 at 23:42

9 votes

How can I make my deteriorating world's society accept that only 1% (fairly chosen by the government) can have better living conditions?

society humans politics government space-colonization

answered Apr 26, 2016 at 20:56

8 votes

Accepted

The Earth's overcrowded, so let's build another one

planets humans economy earth-like

answered Jun 23, 2016 at 20:14

8 votes

Styles of Melee Combat developed in microgravity

space warfare tactics

answered Jul 1, 2016 at 19:07

8 votes

What would life be like if individual nations didn't exist?

society government earth-like civilization

answered Feb 1, 2016 at 23:33

8 votes

Can Cloud Nine be built?

hard-science megastructures

answered Feb 24, 2016 at 2:04

8 votes

Accepted

Building Revelation Jerusalem: A City of Gold and Gems

economy cities

answered Apr 13, 2016 at 22:15

7 votes

Best way to bring information back in time

time-travel

answered Aug 31, 2016 at 21:44

7 votes

Accepted

Could Nazi Germany, Surviving WWII, Survive the Cold War?

alternate-history military

answered Sep 1, 2016 at 19:56

7 votes

Accepted

Trade between humans and underwater fish people

economy underwater merfolk ships

answered Dec 6, 2016 at 23:48

6 votes

Speed of vehicles built by humanoid giants

physics vehicles

answered Nov 23, 2016 at 21:44

6 votes

Game physics in the real world

science-based technology physics games

answered Mar 24, 2016 at 22:55

6 votes

Turns out spider man is real. How long until people accept it?

society psychology super-powers spiders

answered Mar 24, 2016 at 23:28

6 votes

How massive would a black hole have to be to swallow a person

physics black-holes

answered Mar 29, 2016 at 20:52

6 votes

What makes a spacefaring civilization, a spacefaring civilization?

society culture aliens space-colonization economy

answered Mar 7, 2016 at 20:27

6 votes

How would the world governments react if the supernatural was discovered?

society magic politics government law

answered Oct 15, 2015 at 23:45

5 votes

Alternative History: If the Hindenburg Incident Never Happened

alternate-history history airships

answered Feb 19, 2016 at 23:36

Stack Exchange Network

current community

your communities

more stack exchange communities

61 Answers

If true interplanetary and interstellar travel were achieved, would the decreasing mass of the earth become a problem?

The AI that fails to be evil

How can I achieve 2 separate rebellions for the same cause?

Politically Correct Valkyries: Why do they choose who they choose?

Would a person from the past be able to survive for a week in New York?

How to quickly leave a planet for another planet en mass starting out from stone age tools?

How would a secret society/corporation get food to underground bases?

What would a galactic Empire based off Plato's Utopia (from his "Republic" and "Laws") be like?

What would be the consequences of overusing a magic system that consumes energy from human metabolism?

Time travel, assassination, and stunting technological growth

Reality Check: Habitable moon around earth-like planet

How to battle enemies who have superhuman speed

France wins the 7 Years War

The Reality of a River World

How can I make my deteriorating world's society accept that only 1% (fairly chosen by the government) can have better living conditions?

The Earth's overcrowded, so let's build another one

Styles of Melee Combat developed in microgravity

What would life be like if individual nations didn't exist?

Can Cloud Nine be built?

Building Revelation Jerusalem: A City of Gold and Gems

Best way to bring information back in time

Could Nazi Germany, Surviving WWII, Survive the Cold War?

Trade between humans and underwater fish people

Speed of vehicles built by humanoid giants

Game physics in the real world

Turns out spider man is real. How long until people accept it?

How massive would a black hole have to be to swallow a person

What makes a spacefaring civilization, a spacefaring civilization?

How would the world governments react if the supernatural was discovered?

Alternative History: If the Hindenburg Incident Never Happened