User Mindwin Remember Monica - Worldbuilding Stack Exchange

63 votes

9 answers

15k views

A 40km diameter alien saucer is floating 2km above the ocean for a long time. What are the effects on the sea ecosytem below?

asked Dec 12, 2017 at 15:49

61 votes

22 answers

30k views

Why can't spaceships go underwater?

asked Mar 5, 2018 at 21:19

51 votes

20 answers

12k views

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

asked Nov 12, 2019 at 12:35

35 votes

6 answers

6k views

What are the effects of making a woman as light as a duck? [closed]

asked Aug 24, 2022 at 12:26

35 votes

13 answers

5k views

What would be the fastest way to end hostilities with the USA (without surrendering) for a superpowered being?

asked Mar 21, 2015 at 5:21

33 votes

14 answers

8k views

In a fantasy world where people can ride monsters and fantastic beasts, why does the horse still remain in active duty?

asked Sep 12, 2022 at 14:03

32 votes

7 answers

17k views

A medieval fantasy adventurer lights a torch in a 100% pure oxygen room. What happens?

asked Sep 9, 2019 at 17:23

29 votes

19 answers

6k views

Design a non-computerized biometric door

asked Apr 8, 2015 at 1:13

27 votes

6 answers

3k views

Ergonomically correct eagle riders in the modern age

asked Oct 4, 2017 at 4:41

23 votes

5 answers

2k views

How to hide from the world that you are a "Groundhogger"?

asked Dec 30, 2015 at 21:05

23 votes

8 answers

9k views

How can a valley surrounded by mountains be fertile and rainy?

asked Jun 24, 2019 at 17:39

20 votes

5 answers

4k views

99.9% of the flight-capable birds died at once. How screwed is the rest of the world?

asked Mar 31, 2022 at 15:20

20 votes

24 answers

11k views

Are bullets slower than sound feasible in a high tech scenario?

asked Apr 11, 2017 at 13:37

19 votes

13 answers

8k views

Would children born in winter be weaker than the ones born in other seasons?

asked Jul 31, 2018 at 14:59

18 votes

10 answers

5k views

Would a very successful groundhogger day trader be in trouble?

asked May 23, 2016 at 15:56

18 votes

14 answers

4k views

Why would someone design criminal classes in their LitRPG System?

asked May 19, 2022 at 21:10

17 votes

6 answers

2k views

How to make the most wealth out of a single "Groundhogday Potion"?

asked Dec 23, 2015 at 16:21

14 votes

10 answers

3k views

How does the Ash Manor get electricity?

asked Apr 14, 2015 at 6:00

12 votes

10 answers

1k views

Mimics and wooden chests: chest-like monsters, or monster-like chests?

asked Apr 29, 2016 at 14:16

11 votes

15 answers

7k views

What would be the value of gold and jewelry in a post-apocalyptic society?

asked Nov 1, 2016 at 14:22

11 votes

15 answers

3k views

Alchemical breakthrough allows me to synth anything. Now what should I be making for sale? [closed]

asked Sep 25, 2017 at 20:53

11 votes

10 answers

5k views

Under what conditions would a space battle involving a relatively large number of vessels be barely visible on the surface?

asked Sep 5, 2022 at 16:05

11 votes

5 answers

907 views

What would be the best technique to drink potions quickly in combat?

asked Dec 14, 2022 at 15:15

10 votes

6 answers

905 views

How can a superpowered being avoid religions being created around itself?

asked May 17, 2018 at 0:26

10 votes

4 answers

929 views

How could "groundhogging" work, and what explanation would require the least handwaving?

asked May 25, 2016 at 16:28

8 votes

3 answers

535 views

Where would be the best spot to reveal your floating island fortress?

asked Mar 21, 2015 at 2:18

8 votes

5 answers

3k views

What's a reasonable timeframe for civilian survivors to learn how to fly a helicopter on their own?

asked May 12, 2022 at 11:54

7 votes

5 answers

1k views

What metallic alloys would be used for weapons and armor in the XXI century knighthood games?

asked Sep 20, 2019 at 13:15

7 votes

4 answers

965 views

How would a second species of human that lives longer affect the world?

asked Mar 19, 2015 at 23:32

7 votes

2 answers

888 views

How close is too close for a human habitation to be near an erupting volcano?

asked Apr 7, 2015 at 14:29

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62 Questions

A 40km diameter alien saucer is floating 2km above the ocean for a long time. What are the effects on the sea ecosytem below?

Why can't spaceships go underwater?

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

What are the effects of making a woman as light as a duck? [closed]

What would be the fastest way to end hostilities with the USA (without surrendering) for a superpowered being?

In a fantasy world where people can ride monsters and fantastic beasts, why does the horse still remain in active duty?

A medieval fantasy adventurer lights a torch in a 100% pure oxygen room. What happens?

Design a non-computerized biometric door

Ergonomically correct eagle riders in the modern age

How to hide from the world that you are a "Groundhogger"?

How can a valley surrounded by mountains be fertile and rainy?

99.9% of the flight-capable birds died at once. How screwed is the rest of the world?

Are bullets slower than sound feasible in a high tech scenario?

Would children born in winter be weaker than the ones born in other seasons?

Would a very successful groundhogger day trader be in trouble?

Why would someone design criminal classes in their LitRPG System?

How to make the most wealth out of a single "Groundhogday Potion"?

How does the Ash Manor get electricity?

Mimics and wooden chests: chest-like monsters, or monster-like chests?

What would be the value of gold and jewelry in a post-apocalyptic society?

Alchemical breakthrough allows me to synth anything. Now what should I be making for sale? [closed]

Under what conditions would a space battle involving a relatively large number of vessels be barely visible on the surface?

What would be the best technique to drink potions quickly in combat?

How can a superpowered being avoid religions being created around itself?

How could "groundhogging" work, and what explanation would require the least handwaving?

Where would be the best spot to reveal your floating island fortress?

What's a reasonable timeframe for civilian survivors to learn how to fly a helicopter on their own?

What metallic alloys would be used for weapons and armor in the XXI century knighthood games?

How would a second species of human that lives longer affect the world?

How close is too close for a human habitation to be near an erupting volcano?