User Green

17

119

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9

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36k

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9

61

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11k

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11

56

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16

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Dec 18 '18 at 22:03 Community♦ 1

13

49

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Jun 4 '16 at 3:48 TrEs-2b 53.1k

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]

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Jan 13 '18 at 13:16 Community♦ 1

8

37

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2

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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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Nov 22 '18 at 4:13 Community♦ 1

1

31

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18

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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

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3

30

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2k

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How to test a time machine?

time-travel spacetime-dimensions

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Sep 8 '18 at 8:31 Community♦ 1

3

28

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16

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reality-check spaceships

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6

27

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6

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

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Feb 17 '17 at 13:26 Community♦ 1

17

25

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6

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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 5,577

12

24

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3

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1k

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science-based xenobiology radio

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2

23

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17

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22

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Aug 20 '18 at 19:32 kingledion 81.6k

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Exploration of a 50 mile high mountain

technology space exploration

Nov 4 '17 at 19:05 Community♦ 1

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20

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Initial conditions for a fluorine hellscape

planets chemistry solar-system

May 12 '17 at 12:08 Community♦ 1

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time-travel medicine

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science-based humans reproduction

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14

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space humans zero-gravity

Sep 2 '15 at 11:47 Community♦ 1

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2

13

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4

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The evolution of neon kittens

science-based biology evolution creature-design earth

Mar 10 '16 at 12:55 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?

How would I design a human body for zero gravity?

Early warning detection system for ground troops, against orbital strikes

The evolution of neon kittens