User user4574 - Worldbuilding Stack Exchange

48 votes

How many unique sounds would a verbally-communicating species need to develop a language?

answered Apr 4, 2023 at 7:04

27 votes

Would "lab meat" be able to feed a much larger global population

answered Apr 30, 2019 at 2:44

25 votes

What caused the end of cybernetic implants?

answered Aug 30, 2019 at 1:44

22 votes

My perfect evil overlord plan... or is it?

answered May 8, 2019 at 2:42

18 votes

Realistic Take on a Person With Invisibility Powers?

answered May 20, 2020 at 1:36

18 votes

What is the most likely used power source that can survive till heat death (100 trillion years)?

answered Oct 6, 2025 at 20:27

14 votes

Random body shuffle every night—can we still function?

answered Apr 19, 2019 at 22:43

11 votes

What would be the ideal power source for a cybernetic eye?

answered Apr 15, 2019 at 17:46

11 votes

Unreliable Magic - Is it worth it?

answered Mar 27, 2019 at 23:17

9 votes

Accepted

What challenges must oceanic plant life overcome in order to create a mat on top of the ocean?

answered Jun 14, 2022 at 22:56

8 votes

Accepted

Would a Pre-Columbian America with its own plagues still be vulnerable to Old World diseases?

answered Oct 15, 2020 at 16:53

8 votes

Moon base internet functionality

answered Oct 19, 2020 at 3:21

7 votes

Is an instrument that increases in loudness the farther away you get from it scientifically plausible?

answered Nov 21, 2020 at 3:26

7 votes

Can programming "mutate"?

answered Mar 17, 2020 at 22:54

6 votes

How do I keep my slimes from escaping their pens?

answered Apr 15, 2019 at 3:22

6 votes

Safely preserving a manuscript for 700 years

answered Dec 15, 2020 at 5:37

6 votes

How can humanity survive the Shadow?

answered Dec 22, 2020 at 8:15

5 votes

Tank-Fighting Alien

answered Nov 6, 2016 at 1:57

5 votes

Accepted

Can the poison from Kingsmen be concocted?

answered Jun 6, 2019 at 4:00

5 votes

How to prevent theft in a society where everyone has hyperspace storage?

answered Dec 6, 2023 at 0:52

4 votes

Do we fall into an "artificial intelligence" trope or is it reality?

answered Jan 15, 2016 at 3:54

4 votes

Apps for our bodies

answered Jan 17, 2016 at 22:20

4 votes

Why would we use direct current instead of alternating current?

answered Jun 23, 2018 at 18:22

4 votes

Why don't adventurers (and monsters) suffocate in lower levels of dungeons?

answered Feb 1, 2021 at 0:23

4 votes

What person/group can be trusted to secure and freely distribute extensive amount of future knowledge in the 1990s?

answered Nov 4, 2020 at 2:30

4 votes

What kind of creature would be able to provide nutrients to my floating plant mat?

answered Jun 19, 2022 at 3:24

3 votes

Delivery of minerals to Earth from the asteroids by artificial meteorite or solid metal glider

answered Mar 4, 2021 at 18:23

3 votes

Could an alien creature with an exoskeleton naturally including lead levels roughly twice as high as iron in human bones get natural RAD protection?

answered Jul 24, 2021 at 3:38

3 votes

Can a NASER be used as a weapon?

answered Nov 19, 2021 at 6:07

3 votes

Sci-Fi weapon that can kill people through armor, but doesn't damage starship hulls?

answered Jul 29, 2020 at 19:56

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81 Answers

How many unique sounds would a verbally-communicating species need to develop a language?

Would "lab meat" be able to feed a much larger global population

What caused the end of cybernetic implants?

My perfect evil overlord plan... or is it?

Realistic Take on a Person With Invisibility Powers?

What is the most likely used power source that can survive till heat death (100 trillion years)?

Random body shuffle every night—can we still function?

What would be the ideal power source for a cybernetic eye?

Unreliable Magic - Is it worth it?

What challenges must oceanic plant life overcome in order to create a mat on top of the ocean?

Would a Pre-Columbian America with its own plagues still be vulnerable to Old World diseases?

Moon base internet functionality

Is an instrument that increases in loudness the farther away you get from it scientifically plausible?

Can programming "mutate"?

How do I keep my slimes from escaping their pens?

Safely preserving a manuscript for 700 years

How can humanity survive the Shadow?

Tank-Fighting Alien

Can the poison from Kingsmen be concocted?

How to prevent theft in a society where everyone has hyperspace storage?

Do we fall into an "artificial intelligence" trope or is it reality?

Apps for our bodies

Why would we use direct current instead of alternating current?

Why don't adventurers (and monsters) suffocate in lower levels of dungeons?

What person/group can be trusted to secure and freely distribute extensive amount of future knowledge in the 1990s?

What kind of creature would be able to provide nutrients to my floating plant mat?

Delivery of minerals to Earth from the asteroids by artificial meteorite or solid metal glider

Could an alien creature with an exoskeleton naturally including lead levels roughly twice as high as iron in human bones get natural RAD protection?

Can a NASER be used as a weapon?

Sci-Fi weapon that can kill people through armor, but doesn't damage starship hulls?