cmm's user avatar
cmm's user avatar
cmm's user avatar
cmm
  • Member for 6 years, 7 months
  • Last seen more than a month ago
  • Wayland, MA
42 votes
Accepted

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

29 votes

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

16 votes

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

11 votes

Are external lights on spaceships even necessary?

10 votes
Accepted

Complications of displaced core material?

8 votes

Telekenesis is ruining sport: what to do?

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?

7 votes

How to sabotage a blacksmith production?

7 votes

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

7 votes

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

7 votes

How to annihilate all life on a planet?

6 votes

How to explain a world with very little iron?

5 votes

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

5 votes

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

5 votes

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

5 votes
Accepted

How quickly can a world industrialize?

4 votes

How could a shrink ray work?

4 votes
Accepted

How would a thinner atmosphere affect climate/weather patterns?

4 votes
Accepted

Capturing a moon: Process reality check

3 votes

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

3 votes

Assassination by means of shooting through wall

3 votes
Accepted

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

3 votes

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

3 votes

Metal that glows when near pieces of itself

3 votes

Number of Fingers for a Math Oriented Race

3 votes

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

3 votes

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

2 votes
Accepted

Is a "biotechnology-only" civilization actually possible?

2 votes
Accepted

What training would prepare you to colonize Alpha Centauri Cb?

2 votes

Can a "boneless" flying creature exist?