User o.m.

3 votes

How to colonize an inhabited alien planet?

answered Dec 18, 2016 at 12:08

3 votes

Powering the interplanetary trade ships of the 23rd-24th century

answered Dec 8, 2016 at 6:30

3 votes

A world with a special political system

answered Nov 30, 2016 at 17:09

3 votes

Planning of population explosion after an apocalypse

answered Mar 6, 2016 at 14:31

3 votes

Weapons and armor from chitin

answered Mar 13, 2016 at 10:26

3 votes

What would alien mercenaries want for payment?

answered Feb 22, 2016 at 6:41

3 votes

Sudden, unexpected Blitz like attacks all over the world. What would happen next?

answered May 23, 2016 at 4:21

3 votes

Solar powered plane without batteries

answered Apr 16, 2016 at 11:59

3 votes

How might an inter-planetary confederation turn into a highly centralized empire?

answered Apr 5, 2016 at 16:23

3 votes

What could cause a society to develop with large economic differences between classes while the discussion of money is taboo?

answered Apr 6, 2016 at 5:32

3 votes

Electoral representation in an interstellar democracy

answered Apr 6, 2016 at 5:49

3 votes

Can every animal eat most other animals?

answered Mar 28, 2016 at 15:56

3 votes

What could disable most of a space ship in space?

answered Jun 1, 2016 at 17:20

3 votes

How to make criminal underworld to change into league of gentlemen?

answered Apr 21, 2016 at 5:32

3 votes

Accepted

If a conscious machine were to kill someone, who would be responsible?

answered Jun 13, 2016 at 5:23

3 votes

Effects of a literacy test written by the citizens themselves?

answered Jul 6, 2016 at 5:21

3 votes

What would make airships viable economically?

answered Aug 16, 2016 at 5:04

3 votes

Modern military tactics and strategy effects on the past (WWII)

answered Aug 4, 2016 at 5:16

3 votes

Using depleted uranium ammunition in handheld guns?

answered Jul 26, 2016 at 5:33

3 votes

Economical effects of a global cease fire

answered Aug 24, 2016 at 5:07

2 votes

What landmarks would still be visible after a worldwide flood?

answered Aug 27, 2016 at 7:36

2 votes

FTL telescope-satellites

answered Sep 5, 2016 at 5:12

2 votes

Influence of very stealthy black helicopters on modern warfare

answered Jul 29, 2016 at 17:38

2 votes

How can rules of war be kept sacrosanct?

answered Jul 30, 2016 at 4:47

2 votes

What would happen over one month, territorially, if everyone inside the borders of China just magically disappeared?

answered Jun 12, 2016 at 9:18

2 votes

Loss of historical information

answered Jul 19, 2016 at 19:56

2 votes

What parts do I need for an airport, and how large does it need to be?

answered Jul 15, 2016 at 19:12

2 votes

Are there optical specific alternatives to microchips and circuit boards?

answered Jun 14, 2016 at 16:03

2 votes

How could I make a signet ring design uncopyable in a world with magic?

answered Jun 19, 2016 at 15:54

2 votes

Best country for humans with superpowers to hide?

answered Jun 25, 2016 at 10:10

Stack Exchange Network

1,699 Answers

How to colonize an inhabited alien planet?

Powering the interplanetary trade ships of the 23rd-24th century

A world with a special political system

Planning of population explosion after an apocalypse

Weapons and armor from chitin

What would alien mercenaries want for payment?

Sudden, unexpected Blitz like attacks all over the world. What would happen next?

Solar powered plane without batteries

How might an inter-planetary confederation turn into a highly centralized empire?

What could cause a society to develop with large economic differences between classes while the discussion of money is taboo?

Electoral representation in an interstellar democracy

Can every animal eat most other animals?

What could disable most of a space ship in space?

How to make criminal underworld to change into league of gentlemen?

If a conscious machine were to kill someone, who would be responsible?

Effects of a literacy test written by the citizens themselves?

What would make airships viable economically?

Modern military tactics and strategy effects on the past (WWII)

Using depleted uranium ammunition in handheld guns?

Economical effects of a global cease fire

What landmarks would still be visible after a worldwide flood?

FTL telescope-satellites

Influence of very stealthy black helicopters on modern warfare

How can rules of war be kept sacrosanct?

What would happen over one month, territorially, if everyone inside the borders of China just magically disappeared?

Loss of historical information

What parts do I need for an airport, and how large does it need to be?

Are there optical specific alternatives to microchips and circuit boards?

How could I make a signet ring design uncopyable in a world with magic?

Best country for humans with superpowers to hide?