User Nuclear Hoagie - Worldbuilding Stack Exchange

158 votes

Why would nature spirits be naked?

answered Jul 16, 2018 at 15:30

96 votes

Why wouldn't dragon-hide make me fire-resistant?

answered Feb 5, 2020 at 15:07

79 votes

"Slow" teleportation

answered Oct 17, 2018 at 12:29

73 votes

If every star in the universe except the Sun were destroyed, would we die?

answered Sep 5, 2019 at 19:26

46 votes

Accepted

How would I coordinate meetings with people on Mars?

answered Oct 8, 2020 at 20:26

41 votes

Accepted

Are jumping ships feasible? (Not jump drives, but ships that jump)

answered Mar 10, 2022 at 19:30

39 votes

Why would people reject a god's purely beneficial blessing?

answered Jun 21, 2019 at 16:42

38 votes

Accepted

How would mapmakers deal with moving cities?

answered Mar 31, 2022 at 15:27

38 votes

A subset of humanity is immortal, how do I stop them from financially dominating?

answered Oct 20, 2021 at 15:01

37 votes

Why does the Conjoined Alliance of Space Travellers keep producing red uniforms?

answered Oct 16, 2017 at 13:03

37 votes

Accepted

How would one get a small moon spinning?

answered Aug 5, 2020 at 15:17

34 votes

A solar system where a planet is in the center?

answered Oct 1, 2020 at 18:18

34 votes

Accepted

How can I test to find the continent's "best" young mages?

answered Oct 16, 2018 at 15:22

30 votes

I may have made an error in the stability of my extremely close orbit

answered Oct 15, 2025 at 13:48

26 votes

How can a magic-less cauldron speed up the process of a witches' brew?

answered Jul 6, 2021 at 16:44

25 votes

Accepted

Jail building, escaping from a frictionless hemispherical pit bottom without initial velocity

answered May 19, 2023 at 16:43

24 votes

Accepted

Corporate Security in a world with superpowers

answered Jun 24, 2021 at 21:03

23 votes

How to keep critters out of my flooded skyscrapers?

answered Apr 27, 2023 at 16:22

22 votes

Accepted

2 elbowed forelimbs: advantageous or detrimental?

answered Mar 20, 2020 at 14:40

22 votes

Making money with a hyperbolic time chamber

answered Sep 9, 2025 at 16:16

21 votes

A clothing material or other method to slow free-fall descent down walls

answered May 5, 2020 at 14:42

21 votes

Making the Moon brighter with talcum powder - how much brighter could it be?

answered Mar 15, 2021 at 20:31

21 votes

Could a race create a 1 Megaton non nuclear explosion?

answered Aug 1, 2023 at 17:41

20 votes

Accepted

What if you could shut off the pull of gravity on your body?

answered Mar 14, 2023 at 15:47

20 votes

Why would there be any use for sea shanties in space?

answered Apr 6, 2021 at 14:27

20 votes

How could a self contained organic body propel itself in space

answered Aug 27, 2019 at 19:19

19 votes

What could substitute coffee in a modern post-apocalyptic society?

answered Jun 25, 2020 at 19:49

19 votes

What kind of drinks would a strictly carnivorous alien consume?

answered Aug 15, 2025 at 13:32

18 votes

Why put a big rock into orbit around Ceres?

answered Dec 3, 2020 at 19:04

18 votes

Renewables on rail, balloons, ships etc.: science fiction or fantasy?

answered Jan 8, 2023 at 19:54

Stack Exchange Network

148 Answers

Why would nature spirits be naked?

Why wouldn't dragon-hide make me fire-resistant?

"Slow" teleportation

If every star in the universe except the Sun were destroyed, would we die?

How would I coordinate meetings with people on Mars?

Are jumping ships feasible? (Not jump drives, but ships that jump)

Why would people reject a god's purely beneficial blessing?

How would mapmakers deal with moving cities?

A subset of humanity is immortal, how do I stop them from financially dominating?

Why does the Conjoined Alliance of Space Travellers keep producing red uniforms?

How would one get a small moon spinning?

A solar system where a planet is in the center?

How can I test to find the continent's "best" young mages?

I may have made an error in the stability of my extremely close orbit

How can a magic-less cauldron speed up the process of a witches' brew?

Jail building, escaping from a frictionless hemispherical pit bottom without initial velocity

Corporate Security in a world with superpowers

How to keep critters out of my flooded skyscrapers?

2 elbowed forelimbs: advantageous or detrimental?

Making money with a hyperbolic time chamber

A clothing material or other method to slow free-fall descent down walls

Making the Moon brighter with talcum powder - how much brighter could it be?

Could a race create a 1 Megaton non nuclear explosion?

What if you could shut off the pull of gravity on your body?

Why would there be any use for sea shanties in space?

How could a self contained organic body propel itself in space

What could substitute coffee in a modern post-apocalyptic society?

What kind of drinks would a strictly carnivorous alien consume?

Why put a big rock into orbit around Ceres?

Renewables on rail, balloons, ships etc.: science fiction or fantasy?