Tour
About Us
Meta
Loading…
current community
Stack Exchange
chat
Meta Stack Exchange
your communities
Sign up
or
log in
to customize your list.
more stack exchange communities
company blog
Log in
Stack Exchange
All Sites
Top Users
Digests
Ijon
top
accounts
reputation
activity
subscriptions
Top Questions
32
votes
How to evolve/justify pescatarian elves?
science-based
biology
evolution
fantasy-races
asked Oct 8, 2017 at 19:36
worldbuilding.stackexchange.com
29
votes
Spaceflight without transistors and nuclear power - how to bend the history of physics?
alternate-history
space-travel
science
nuclear
asked Nov 12, 2017 at 12:59
worldbuilding.stackexchange.com
21
votes
Cost-effective Space Shuttle: was it feasible?
spacecraft
space-shuttle
cost
asked Jan 1, 2018 at 15:53
space.stackexchange.com
11
votes
Transmissible diseases in a multi-species society
science-based
biology
evolution
diseases
fantasy-races
asked Oct 10, 2017 at 19:22
worldbuilding.stackexchange.com
9
votes
How to boost the human immune system, realistically?
biology
asked Jan 27, 2019 at 15:59
worldbuilding.stackexchange.com
7
votes
Was Sea Dragon second stage reusability ever plausible?
launch
reuse
launch-vehicle
sea-dragon
asked Jan 11, 2018 at 22:07
space.stackexchange.com
7
votes
How to hinder the development of sea travel until the industrial age?
reality-check
technological-development
geography
civilization
sea-exploration
asked Oct 12, 2018 at 19:52
worldbuilding.stackexchange.com
6
votes
Digital communication in pre-transistor era
communication
radio
asked Dec 13, 2018 at 18:17
worldbuilding.stackexchange.com
6
votes
Where to live on a binary planet?
science-based
warfare
space
culture
politics
asked Sep 29, 2017 at 19:39
worldbuilding.stackexchange.com
Top Answers
5
Is the nature of the inhabitants of Quinta from the novel Fiasco known?
scifi.stackexchange.com
Stack Exchange works best with JavaScript enabled
worldbuilding.stackexchange.com
space.stackexchange.com
scifi.stackexchange.com