Worldbuilding
jpa
  • Member for 6 years, 8 months
  • Last seen more than a week ago
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Top posts
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All Questions Answers Articles
Votes Newest
47
What vehicle would be the best one to start a >1000 km travel in a post apocalyptic zombie situation?
Jul 23 '18
35
How old do surviving children need to be to keep human civilization from failing?
Aug 31 '18
27
Why would two humanoid species be physically unable to touch each other?
Nov 24 '17
16
What can plausibly explain many of my very long and low-tech bridges?
Jun 1 '19
10
Why would spaceships still practice venting precious air?
Jul 5 '20
7
What warning labels could you see on products to be used in space?
Dec 22 '16
7
Design a non-computerized biometric door
Apr 8 '15
7
What would cause a bustling port city to become empty?
Mar 16 '15
5
How dense of an atmosphere do I need to "float" an ocean of liquid at 1000 ft elevation?
Nov 28 '17
4
Can there be a planet with no dust?
Jan 25 '17
Top network posts
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95
Why don't we use weights to store energy?
52
How do you know you have reached North or South Pole without GPS?
47
If I sliced the universe in half, would the slice go through a star?
45
Why do we need to reheat food?
45
Why do small mirror imperfections matter with modern computers

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