User DKNguyen

78 votes

Why do supervillains feel compelled to tell heroes their plans?

answered Jul 6, 2020 at 21:54

77 votes

What colour would our blood be if our blood was based on gold?

answered Aug 24, 2020 at 1:10

66 votes

Will people keep drinking alcoholic drinks even if they don't get intoxicated anymore?

answered Mar 14, 2022 at 19:45

46 votes

What would make human males an inefficient option for spreading alien genes?

answered Apr 18, 2021 at 23:10

46 votes

What non-electrical, basic tool from today, could be made that would change the world in ancient times?

answered Jul 17, 2020 at 21:00

42 votes

Accepted

Is there any way to make a nonlethal railgun?

answered Jan 7, 2021 at 19:51

42 votes

Elves with Guns: how do they avoid blowing their ears out on the battlefield?

answered Mar 18, 2022 at 2:51

30 votes

What job could someone do better with super-strength, but without actually revealing that they have it?

answered Apr 25, 2022 at 23:58

26 votes

How would a robot make noise and speak without built in speakers?

answered Aug 12, 2021 at 22:32

25 votes

Accepted

If Aluminum was non-reactive, could there have been an "Aluminum Age" instead of a Bronze Age?

answered Aug 27, 2022 at 20:16

25 votes

Are stainless steel railway tracks worth it?

answered Oct 31, 2023 at 15:08

21 votes

Self cannibalism - Why no fat?

answered Jul 6, 2020 at 0:10

20 votes

Why can humanoid robots designed solely for social purposes lift a 30 ton fire truck?

answered Jan 6, 2022 at 19:22

18 votes

Accepted

How to determine the person-hood of starfish aliens?

answered Jan 22, 2021 at 23:01

16 votes

Is it possible to make mortar without lime in a medieval-ish setting?

answered Aug 7, 2022 at 13:49

13 votes

Can a human colony be self-sustaining without sunlight using mushrooms?

answered Jul 20, 2022 at 13:43

13 votes

Accepted

Could dragons be cold-blooded?

answered Feb 19 at 18:52

12 votes

Why can't the alien's particle shield be replicated despite using common elements?

answered Feb 12 at 20:41

12 votes

Accepted

How long can it take from alien first contact to immigration?

answered May 11, 2023 at 20:06

12 votes

What could be the the consequences in this world if nuclear bombs didn't release radiation anymore?

answered Mar 30, 2021 at 22:36

11 votes

Accepted

Is there anything to super speed other than super strength, super durability, and accelerated thinking?

answered Apr 12, 2023 at 20:12

10 votes

If you had an infinite amount of any element, which would be the best metal to make bullets?

answered Oct 30, 2022 at 19:55

10 votes

Accepted

What are good reasons to create a city/nation in which a government wouldn't let you leave

answered Jun 3, 2023 at 6:53

10 votes

Impact of Cheap Synthetic Diamonds

answered Jan 7, 2022 at 20:21

10 votes

In a world where wood is scarce, what are the most important things you need wood for?

answered Jun 13, 2021 at 1:11

10 votes

What is the stumbling block for a world of "Alphas"?

answered Feb 10, 2022 at 23:26

10 votes

How practical is a helical/spiral elevator? (Eg. Metro, Metro Exodus)

answered Aug 27, 2020 at 4:01

10 votes

Accepted

How does gigantic spider scale tall buildings?

answered Aug 5, 2020 at 5:30

10 votes

Why isn't the Solar System infested with space pirates?

answered Jan 15 at 19:23

9 votes

There's no space to construct a runway. Are early planes still useful and promising technology?

answered Aug 23, 2023 at 18:27

Stack Exchange Network

161 Answers

Why do supervillains feel compelled to tell heroes their plans?

What colour would our blood be if our blood was based on gold?

Will people keep drinking alcoholic drinks even if they don't get intoxicated anymore?

What would make human males an inefficient option for spreading alien genes?

What non-electrical, basic tool from today, could be made that would change the world in ancient times?

Is there any way to make a nonlethal railgun?

Elves with Guns: how do they avoid blowing their ears out on the battlefield?

What job could someone do better with super-strength, but without actually revealing that they have it?

How would a robot make noise and speak without built in speakers?

If Aluminum was non-reactive, could there have been an "Aluminum Age" instead of a Bronze Age?

Are stainless steel railway tracks worth it?

Self cannibalism - Why no fat?

Why can humanoid robots designed solely for social purposes lift a 30 ton fire truck?

How to determine the person-hood of starfish aliens?

Is it possible to make mortar without lime in a medieval-ish setting?

Can a human colony be self-sustaining without sunlight using mushrooms?

Could dragons be cold-blooded?

Why can't the alien's particle shield be replicated despite using common elements?

How long can it take from alien first contact to immigration?

What could be the the consequences in this world if nuclear bombs didn't release radiation anymore?

Is there anything to super speed other than super strength, super durability, and accelerated thinking?

If you had an infinite amount of any element, which would be the best metal to make bullets?

What are good reasons to create a city/nation in which a government wouldn't let you leave

Impact of Cheap Synthetic Diamonds

In a world where wood is scarce, what are the most important things you need wood for?

What is the stumbling block for a world of "Alphas"?

How practical is a helical/spiral elevator? (Eg. Metro, Metro Exodus)

How does gigantic spider scale tall buildings?

Why isn't the Solar System infested with space pirates?

There's no space to construct a runway. Are early planes still useful and promising technology?