User MedwedianPresident

59 votes

26 answers

8k views

Why would a civilization outfit buildings with separate portals for entering and leaving them? [closed]

asked Mar 4, 2017 at 16:35

43 votes

9 answers

18k views

Could a plant grow on a restrained, living human?

internal-consistency biology flora anatomy parasites

asked Jun 20, 2017 at 13:14

43 votes

25 answers

5k views

How would travel classes be delimited in a world where teleportation is omnipresent?

technology science-fiction near-future teleportation future

asked Jul 16, 2020 at 13:18

36 votes

16 answers

8k views

Signs of wealth in a world where private planet ownership is common

planets science-fiction economy terraforming far-future

asked Jul 20, 2020 at 17:34

31 votes

23 answers

7k views

How to effectively slow down a ship about to shoot through the Solar System at 0.6c?

science-based science-fiction space-travel

asked Apr 25, 2016 at 14:24

31 votes

18 answers

26k views

A method to cause maximum pain to a human [closed]

biology technology anatomy torture

asked Jul 28, 2016 at 23:46

27 votes

18 answers

9k views

Assassination by means of shooting through wall

internal-consistency weapons assassination

asked Jun 21, 2018 at 14:50

24 votes

13 answers

11k views

How would deafening as punishment be carried out?

anatomy torture justice

asked Jul 26, 2017 at 10:15

23 votes

10 answers

3k views

Realistic geological and chemical composition of an edible planetary surface

science-based internal-consistency geology chemistry

asked Nov 13, 2018 at 18:22

22 votes

7 answers

2k views

An animal that is physically separated into multiple parts

science-based biology evolution xenobiology

asked Nov 16, 2018 at 17:36

21 votes

5 answers

4k views

Water-based computer

physics computers

asked Jun 17, 2016 at 13:43

16 votes

9 answers

3k views

Using Polonium in a WMD

physics weapon-mass-destruction radioactivity

asked Mar 5, 2017 at 16:54

16 votes

3 answers

5k views

A 1 kilometre wide sphere of U-235 appears in an orbit around our planet. What happens?

physics apocalypse earth weapon-mass-destruction astrophysics

asked Jan 11, 2021 at 14:11

13 votes

4 answers

2k views

Blue Cryovolcanic Planet

planets geology chemistry volcanoes

asked Apr 18, 2016 at 14:37

13 votes

5 answers

287 views

Microgravity BBQ setup

science-based space-constructs food microgravity

asked Apr 20, 2018 at 20:48

10 votes

1 answer

1k views

Appearance and effects of a 200 mt fusion bomb explosion on the moon

moons weapon-mass-destruction nuclear-weapons

asked Jun 11, 2017 at 15:01

10 votes

2 answers

247 views

Security against "truth serum" by means of a drug poisonous in combination with sodium thiopental

biology biochemistry medicine torture

asked Nov 28, 2018 at 10:38

8 votes

2 answers

225 views

The language of Duckburg: Calisota German

geography language

asked Aug 28, 2018 at 16:22

8 votes

4 answers

428 views

Most effective method to prolong the life of a single person?

science-based biology technology genetic-engineering

asked May 24, 2016 at 17:51

7 votes

3 answers

776 views

How would a 30-kilometer tall mountain on an Earthlike planet look?

climate geography geology mountains

asked Sep 15, 2017 at 16:38

7 votes

3 answers

291 views

How can perpetually-gliding lifeforms develop space travel?

science-based space-travel technological-development gas-giants bio-mechanics

asked Dec 26, 2017 at 23:33

7 votes

4 answers

1k views

Why should astronauts grow and eat Caulerpa taxifolia, the world's biggest single-celled organism?

space-travel flora food

asked Jan 26, 2019 at 19:57

6 votes

1 answer

216 views

A planet that is entirely liquid

internal-consistency planets physics space astrophysics

asked Jul 17, 2020 at 7:47

6 votes

8 answers

12k views

Using depleted uranium ammunition in handheld guns?

weapons materials

asked Jul 25, 2016 at 19:52

6 votes

3 answers

654 views

Geography and Appearance of an nitrogen/ammonia planet

internal-consistency planets geography geology chemistry

asked Mar 5, 2017 at 13:54

5 votes

5 answers

1k views

How would a decrease in intelligence as a punishment be carried out?

intelligence anatomy brain torture

asked Jul 28, 2017 at 18:38

5 votes

3 answers

621 views

Can a human be used as a living bee hive or ant hill?

biology medicine anatomy torture insects

asked Jun 22, 2017 at 7:53

5 votes

5 answers

927 views

Ways to decrease social mobility other than aristocracy?

society economy

asked Jul 28, 2016 at 12:08

5 votes

1 answer

497 views

Color of a nitrogen oxide atmosphere

planets atmosphere chemistry

asked Jun 5, 2016 at 12:09

5 votes

2 answers

325 views

Thousand Plate World: Formation

planets geology tectonics

asked Oct 30, 2018 at 10:40

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72 Questions

Why would a civilization outfit buildings with separate portals for entering and leaving them? [closed]

Could a plant grow on a restrained, living human?

How would travel classes be delimited in a world where teleportation is omnipresent?

Signs of wealth in a world where private planet ownership is common

How to effectively slow down a ship about to shoot through the Solar System at 0.6c?

A method to cause maximum pain to a human [closed]

Assassination by means of shooting through wall

How would deafening as punishment be carried out?

Realistic geological and chemical composition of an edible planetary surface

An animal that is physically separated into multiple parts

Water-based computer

Using Polonium in a WMD

A 1 kilometre wide sphere of U-235 appears in an orbit around our planet. What happens?

Blue Cryovolcanic Planet

Microgravity BBQ setup

Appearance and effects of a 200 mt fusion bomb explosion on the moon

Security against "truth serum" by means of a drug poisonous in combination with sodium thiopental

The language of Duckburg: Calisota German

Most effective method to prolong the life of a single person?

How would a 30-kilometer tall mountain on an Earthlike planet look?

How can perpetually-gliding lifeforms develop space travel?

Why should astronauts grow and eat Caulerpa taxifolia, the world's biggest single-celled organism?

A planet that is entirely liquid

Using depleted uranium ammunition in handheld guns?

Geography and Appearance of an nitrogen/ammonia planet

How would a decrease in intelligence as a punishment be carried out?

Can a human be used as a living bee hive or ant hill?

Ways to decrease social mobility other than aristocracy?

Color of a nitrogen oxide atmosphere

Thousand Plate World: Formation