hexagon's user avatar
hexagon's user avatar
hexagon's user avatar
hexagon
  • Member for 7 years, 7 months
  • Last seen more than 2 years ago
11 votes

How would one build a refrigerator to survive a nuke?

9 votes

Secret Nike missile sites?

8 votes
Accepted

Establishing an under-ice base on Europa - ice drilling/melting?

6 votes

What material(s) should I use to protect my androids against ballistic impacts (bullets) and what protection would I get?

5 votes
Accepted

Character's super power is super speed

5 votes
Accepted

Effectiveness of firing a projectile from orbit to hit a human target

5 votes

How to defend Earth against "alien bees tactic" in the modern era?

4 votes

Which are the key questions in worldbuilding that, if answered, add the most to the context?

4 votes
Accepted

Could I hope for swarm intelligence to lead to collective consciousness?

4 votes

How could a small fantasy world survive hundreds of years of darkness?

3 votes

What are the political outcomes of the Sahara Project?

3 votes

What methods could this alien race use to terraform the Earth so it resembles their homeworld?

3 votes

What kind of catastrophic event would cause the Earth's atmosphere to thin out?

3 votes

How power could be shut down and the effects on society?

3 votes

End of the world, entropy, and a new civilization

2 votes

What are the occupational hazards for mining the nebulae?

2 votes

Any motivation for racism still existing in a transhumanist future?

2 votes

Atmospheric Water Extraction

2 votes

Drug enhanced education

2 votes

What could you mine from a city squashed by an ice sheet - in a new ice age?

1 vote

How long for Life on Earth to disappear after the magnetic field is gone?

1 vote

How fast can a bullet go before it starts to evaporate/break up due to air friction?

0 votes

Livestock vs frozen food for interplanetary travel to Saturn's moon

0 votes

How to rapidly make an Earth-analog turn into a scorching wasteland?

0 votes

Could people live indefinitely in underground cities?