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Top Questions

40 votes
14 answers
8k views

Could a Black Market exist in a cashless society (digital currency)?

11 votes
8 answers
3k views

Mechanism behind a pink human skeleton

6 votes
6 answers
985 views

Can my necromancer have this bridge built with those constraints?

5 votes
6 answers
1k views

The use of Bio-weapons as a deterrent?

6 votes
4 answers
1k views

How could breastfeeding/suckling work for a beaked animal?

6 votes
10 answers
827 views

Ideas for an alternative to nuclear weapons as a deterrent? [duplicate]

0 votes
5 answers
202 views

How do I explain why my planet has only one continent?

2 votes
7 answers
250 views

How could warfare be kept using pike and shot like tactics for 700 years?

5 votes
4 answers
284 views

How could a feudal empire with a hive-minded species use this to maximize its power?

5 votes
2 answers
139 views

How would a cube-moon orbit a Cube-World with uniform surface gravity?

-2 votes
2 answers
81 views

In a fantasy world with an inconsistent atmosphere, which latitude would have an atmospheric density of 1.0 Earths?

2 votes
1 answer
149 views

Solution for a modern nation that mustn't see themselves or their own reflection

1 vote
3 answers
78 views

What evolutionary pressures would lead to massive differences in intelligence between the sexes?

3 votes
2 answers
127 views

climate on a hemispherical planet (a planet cut in half) [closed]

3 votes
3 answers
159 views

Point defense weapons on bio-mechanical spacecraft that part of von Neumann machine horde

0 votes
2 answers
103 views

Advantages of centaurs in space

3 votes
1 answer
103 views

Is it reasonable that my human-habitable alternate universe look different?

-1 votes
2 answers
86 views

What kind of tectonic boundary would result in this island shape?

2 votes
2 answers
70 views

Role of mouth size in ability to replicate human phonemes

-2 votes
2 answers
72 views

Adaptations for Anthropophagy [closed]

-2 votes
1 answer
105 views

Vampires and type o- blood [closed]

-1 votes
1 answer
77 views

How could small animals survive a decade in this world?

-2 votes
2 answers
56 views

Leftover fallen world technologies [closed]

-1 votes
0 answers
85 views

How can I design an interesting & useful set of travel-time calculator dials, for charting courses between star systems in three neighboring galaxies? [closed]

-2 votes
0 answers
46 views

What would the world be like 10 years after an apocalypse? [closed]

0 votes
0 answers
37 views

How will the monsoons work in this boomerang-shaped supercontinent?

2 votes
0 answers
37 views

What factors can I use determine if my runaway greenhouse planet will have a thick water vapour atmosphere?


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