User Green

17

120

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9

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36k

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9

61

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17

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11k

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11

56

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16

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Selling the right to kill one's convicted abuser: how could an NGO make this profitable?

Dec 18 '18 at 22:03 Community♦ 1

13

49

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15

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11k

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reality-check magic warfare fauna

Jun 4 '16 at 3:48 TrEs-2b 53.2k

14

42

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5

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4k

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creature-design evolution psychology

Dec 30 '16 at 3:43 Community♦ 1

8

41

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28

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10k

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Why buy tech from the future?

technology economy time-travel near-future

Dec 15 '18 at 14:33 Community♦ 1

16

40

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5

answers

9k

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Only Three Books: Restarting Physics after civilization collapses [closed]

physics civilization renaissance

Jan 13 '18 at 13:16 Community♦ 1

8

37

votes

2

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6k

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Only Three Books: Restarting Chemistry after civilization collapses

civilization chemistry renaissance

Jan 13 '18 at 13:15 Community♦ 1

3

33

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12

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8k

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Nov 22 '18 at 4:13 Community♦ 1

1

31

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18

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7k

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fauna zombies

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1

31

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A pack of velociraptors in a modern ecosystem, that would be pretty horrible, right?

science-based reality-check ecology dinosaurs

Dec 13 '17 at 18:16 kingledion 81.8k

3

30

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5

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2k

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How to test a time machine?

time-travel spacetime-dimensions

Feb 15 at 10:15 Community♦ 1

3

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10

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time-travel information

Sep 8 '18 at 8:31 Community♦ 1

3

28

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16

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reality-check spaceships

May 16 '18 at 19:36 Jan Hudec 287

6

27

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6

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6k

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What would it take to be an Illuminati-like group?

science-based reality-check near-future secret-society

Feb 17 '17 at 13:26 Community♦ 1

17

25

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6

answers

1k

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How can I make the cultural evolution of my world believable?

culture worldbuilding-process worldbuilding-resources anthropology

Oct 27 '16 at 14:39 inappropriateCode 5,642

12

24

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3

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1k

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How to evolve biological radios?

science-based xenobiology radio

Oct 7 '15 at 13:32 Community♦ 1

2

23

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17

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7k

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technology psychology

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22

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11

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What if parents didn't “own” their children?

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1

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Aug 20 '18 at 19:32 kingledion 81.8k

4

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3k

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Exploration of a 50 mile high mountain

technology space exploration

Nov 4 '17 at 19:05 Community♦ 1

1

20

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7

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2k

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planets chemistry solar-system

May 12 '17 at 12:08 Community♦ 1

4

18

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time-travel medicine

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science-based warfare space

May 23 '17 at 5:57 Community♦ 1

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science-based humans reproduction

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14

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science-based biology evolution creature-design earth

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3

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space humans zero-gravity

Sep 2 '15 at 11:47 Community♦ 1

1

13

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10

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Early warning detection system for ground troops, against orbital strikes

science-based warfare orbital-mechanics

May 24 '18 at 8:31 Community♦ 1

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80 Questions

Releasing a T-Rex into a modern ecosystem wouldn't be that bad, right?

What would it take to build a ship capable of crossing the Pacific?

Selling the right to kill one's convicted abuser: how could an NGO make this profitable?

What good are herbivores in an animal army?

Why does my species tock like it ticks?

Why buy tech from the future?

Only Three Books: Restarting Physics after civilization collapses [closed]

Only Three Books: Restarting Chemistry after civilization collapses

How would one design an undetectable nuke to hit the Moon with?

What is the best apex predator to thin the zombie herds?

A pack of velociraptors in a modern ecosystem, that would be pretty horrible, right?

How to test a time machine?

How do I manage memetic infection while time traveling?

Permitting Customizable UI for a Spaceship's Systems

What would it take to be an Illuminati-like group?

How can I make the cultural evolution of my world believable?

How to evolve biological radios?

How to defend against the “convince-me” ray gun?

What if parents didn't “own” their children?

How do I make the political evolution of my world believable?

An iron rain to starve a planet

Exploration of a 50 mile high mountain

Initial conditions for a fluorine hellscape

How do I manage disease risk while time traveling?

Armor for Giant Crabs to Defeat Explosive Bites from Predators

Effectiveness of Nuclear Fire in Space

How to render a large percentage of humans infertile?

The evolution of neon kittens

How would I design a human body for zero gravity?

Early warning detection system for ground troops, against orbital strikes