User cmm

42 votes

Accepted

What kind of world would drive brains to evolve high-throughput sensory?

answered Jul 23, 2019 at 14:42

29 votes

Why would a nuclear powered spaceship needs to wait a few days before restarting the reactor engine?

answered Jun 13, 2020 at 12:56

16 votes

How can a person Insulate copper wire in a medieval world?

answered Nov 13, 2019 at 14:48

11 votes

Are external lights on spaceships even necessary?

answered Nov 14, 2017 at 3:43

10 votes

Accepted

Complications of displaced core material?

answered May 20, 2019 at 16:36

8 votes

Telekenesis is ruining sport: what to do?

answered Aug 16, 2021 at 16:05

7 votes

Why is this less profitable for an adventurer to craft and then sell an artefact, rather than to sell ingredients needed to craft the artefact?

answered Jul 12, 2021 at 17:09

7 votes

How to sabotage a blacksmith production?

answered Jan 10, 2019 at 15:37

7 votes

In a world where Magic steam Engines exist what would keep people from making cars

answered Nov 20, 2019 at 13:29

7 votes

Humans meet a distant alien species. How do they coordinate? - Computers

answered May 29, 2019 at 21:30

7 votes

How to annihilate all life on a planet?

answered Jun 5, 2019 at 16:34

6 votes

How to explain a world with very little iron?

answered Jul 20, 2017 at 2:54

5 votes

Humans meet a distant alien species. How do they standardize? - Units of Measure

answered May 29, 2019 at 14:26

5 votes

How long would an abandoned surface colony on Mars physically last?

answered Mar 26, 2018 at 21:52

5 votes

Is there any real-world medication that can make people have ADHD-like symptoms?

answered Jun 20, 2018 at 21:27

5 votes

Accepted

How quickly can a world industrialize?

answered Jan 15, 2022 at 23:16

4 votes

How could a shrink ray work?

answered Jan 12, 2022 at 20:34

4 votes

Accepted

How would a thinner atmosphere affect climate/weather patterns?

answered Jul 19, 2017 at 15:49

4 votes

Accepted

Capturing a moon: Process reality check

answered Jul 24, 2018 at 18:28

3 votes

What could be a reason why a more developed civilization isn't helping a less developed one to advance?

answered Jul 19, 2017 at 13:20

3 votes

Assassination by means of shooting through wall

answered Jun 21, 2018 at 15:48

3 votes

Accepted

How would our skies look if our sun was a white dwarf instead?

answered May 31, 2019 at 19:09

3 votes

How useful would a hydroelectric power plant be in the post-apocalypse world?

answered Jun 28, 2019 at 15:48

3 votes

Metal that glows when near pieces of itself

answered Aug 19, 2019 at 1:47

3 votes

Number of Fingers for a Math Oriented Race

answered Aug 28, 2019 at 1:17

3 votes

How much atmospheric nitrogen can we replace with other gasses without causing problems for human health?

answered Dec 26, 2019 at 20:00

3 votes

Why would a technologically advanced society use human controllers to direct space ship traffic?

answered Oct 21, 2022 at 1:04

2 votes

Accepted

Is a "biotechnology-only" civilization actually possible?

answered Jan 12 at 23:17

2 votes

Can a "boneless" flying creature exist?

answered Mar 12, 2020 at 2:10

2 votes

Accidentally detonating Titan?

answered Jan 15, 2022 at 0:36

Stack Exchange Network

57 Answers

What kind of world would drive brains to evolve high-throughput sensory?

Why would a nuclear powered spaceship needs to wait a few days before restarting the reactor engine?

How can a person Insulate copper wire in a medieval world?

Are external lights on spaceships even necessary?

Complications of displaced core material?

Telekenesis is ruining sport: what to do?

Why is this less profitable for an adventurer to craft and then sell an artefact, rather than to sell ingredients needed to craft the artefact?

How to sabotage a blacksmith production?

In a world where Magic steam Engines exist what would keep people from making cars

Humans meet a distant alien species. How do they coordinate? - Computers

How to annihilate all life on a planet?

How to explain a world with very little iron?

Humans meet a distant alien species. How do they standardize? - Units of Measure

How long would an abandoned surface colony on Mars physically last?

Is there any real-world medication that can make people have ADHD-like symptoms?

How quickly can a world industrialize?

How could a shrink ray work?

How would a thinner atmosphere affect climate/weather patterns?

Capturing a moon: Process reality check

What could be a reason why a more developed civilization isn't helping a less developed one to advance?

Assassination by means of shooting through wall

How would our skies look if our sun was a white dwarf instead?

How useful would a hydroelectric power plant be in the post-apocalypse world?

Metal that glows when near pieces of itself

Number of Fingers for a Math Oriented Race

How much atmospheric nitrogen can we replace with other gasses without causing problems for human health?

Why would a technologically advanced society use human controllers to direct space ship traffic?

Is a "biotechnology-only" civilization actually possible?

Can a "boneless" flying creature exist?

Accidentally detonating Titan?