User bobtato

28 votes

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

answered Oct 16, 2017 at 17:41

21 votes

Can a Ringworld have a 'moon'?

moons dyson-ring

answered Oct 2, 2017 at 13:47

19 votes

Would carbon-based lifeforms be able to eat silicon-based lifeforms?

science-based space xenobiology food life

answered Jan 5, 2019 at 20:25

18 votes

Teleportation - Pressure differences

physics teleportation health

answered Dec 2, 2018 at 18:27

18 votes

Accepted

How many tectonic plates should my planet have? And why?

planets earth-like geology

answered Jun 6, 2018 at 2:11

18 votes

Can a low-tech sailing ship tell how deep the water is?

answered May 22, 2020 at 0:37

13 votes

How to make a metal with extraordinary property worthless?

science-in-society metals western

answered Dec 4, 2018 at 13:38

12 votes

Accepted

Can horn be used as a substitute for greenhouse glass?

flora agriculture

answered Oct 28, 2020 at 22:38

12 votes

Rational justification for discrimination

society

answered Apr 30, 2015 at 0:59

11 votes

Ensuring an endless war, and an endless stalemate

society warfare weather psychology fantasy-races

answered Jun 18, 2017 at 18:58

9 votes

Accepted

How much energy did it take for God to part the Red Sea?

hard-science energy gods

answered Nov 29, 2018 at 21:27

9 votes

Accepted

Would a culture inhabiting the abandoned homeland of another people adopt parts of the previous inhabitants' language?

culture language

answered May 8 at 0:01

8 votes

Playing cards in zero-g

technology space-travel games

answered Jan 28 at 10:14

8 votes

How to exploit a slight but definite precognitive ability?

telepathy precognition

answered Mar 24, 2019 at 15:17

8 votes

Accepted

How to get a Female Archbishop of Canterbury of the 1950s Anglican Church?

society alternate-history religion

answered May 5, 2015 at 14:19

7 votes

Robbing the world of 1 second

energy time spacetime-dimensions

answered May 3, 2015 at 0:17

7 votes

What is a Dyson Sphere around a planet called?

space-constructs dyson-spheres names

answered Feb 3, 2016 at 0:00

7 votes

A poison that only works if you know it is there

science-based poisons

answered Jun 14, 2017 at 11:22

7 votes

Are "bicycles" for flying species possible?

technology avian flying-machines flight

answered Aug 24, 2021 at 13:33

6 votes

How to modify the human respiratory system to be able to breath in volcanic ash

trans-humanism volcanoes

answered Dec 2, 2018 at 15:27

6 votes

Can you kill an idea?

magic psychology gods belief

answered Oct 1, 2017 at 23:22

6 votes

How would you legally design a permanent curse of private investigation against a ransomware operator's family?

law

answered Jan 24 at 2:38

5 votes

Accepted

How could one branch of government operate secretly for hundreds of years?

society government

answered Jan 25, 2020 at 1:40

5 votes

How do you detect a rock in interstellar space?

space space-travel generation-ships

answered Oct 13, 2017 at 12:49

5 votes

Let's think of a plausible but exotic explanation for the 'purses' held by ancient leaders

ancient-history

answered Sep 3, 2018 at 14:17

5 votes

Cremated People Pottery

materials death fire

answered Jun 14, 2019 at 17:39

4 votes

What levels of Argon and Neon (along with other factors) are needed to make the entire sky orange and sustainable for life?

planets atmosphere alternate-worlds worldbuilding-process

answered Jun 25, 2019 at 14:30

4 votes

If the Earth would break apart, how likely would the large debris stay in orbit?

reality-check science-fiction post-apocalypse gravity alternate-earth

answered May 29, 2020 at 9:01

4 votes

If prey gave predators the corpses of members which had naturally died, would predators be able to subsist without killing the prey?

culture interspecies-relations

answered Nov 17, 2019 at 20:39

4 votes

Accepted

Would high-g travel require medical assistance?

science-based reality-check space-travel medical

answered Nov 12, 2020 at 19:08

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87 Answers

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

Can a Ringworld have a 'moon'?

Would carbon-based lifeforms be able to eat silicon-based lifeforms?

Teleportation - Pressure differences

How many tectonic plates should my planet have? And why?

Can a low-tech sailing ship tell how deep the water is?

How to make a metal with extraordinary property worthless?

Can horn be used as a substitute for greenhouse glass?

Rational justification for discrimination

Ensuring an endless war, and an endless stalemate

How much energy did it take for God to part the Red Sea?

Would a culture inhabiting the abandoned homeland of another people adopt parts of the previous inhabitants' language?

Playing cards in zero-g

How to exploit a slight but definite precognitive ability?

How to get a Female Archbishop of Canterbury of the 1950s Anglican Church?

Robbing the world of 1 second

What is a Dyson Sphere around a planet called?

A poison that only works if you know it is there

Are "bicycles" for flying species possible?

How to modify the human respiratory system to be able to breath in volcanic ash

Can you kill an idea?

How would you legally design a permanent curse of private investigation against a ransomware operator's family?

How could one branch of government operate secretly for hundreds of years?

How do you detect a rock in interstellar space?

Let's think of a plausible but exotic explanation for the 'purses' held by ancient leaders

Cremated People Pottery

What levels of Argon and Neon (along with other factors) are needed to make the entire sky orange and sustainable for life?

If the Earth would break apart, how likely would the large debris stay in orbit?

If prey gave predators the corpses of members which had naturally died, would predators be able to subsist without killing the prey?

Would high-g travel require medical assistance?