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Top Questions
15
votes
What are the requirements for a stable carbon cycle in sealed "bottle gardens"`?
bacteriology
plant-physiology
ecosystem
anaerobic-respiration
asked Feb 11, 2015 at 11:22
biology.stackexchange.com
15
votes
What would determine the interior temperature of a large space station?
space-station
life-support
temperature
asked Oct 22, 2014 at 13:02
space.stackexchange.com
12
votes
Why does Daniel show up when Cluracan creates his nemesis?
comics
the-sandman
vertigo-comics
asked Oct 31, 2013 at 20:01
scifi.stackexchange.com
11
votes
What are the DC comics "species" being referenced in Sandman Overture?
dc-comics
sandman
asked Oct 23, 2014 at 11:05
scifi.stackexchange.com
9
votes
What are the forces external to Yahweh in Mike Carey's Lucifer?
vertigo-comics
lucifer
asked Jun 27, 2015 at 20:36
scifi.stackexchange.com
8
votes
80's TV series where a boy's bedroom becomes a space ship, steering it with his desk lamp
story-identification
tv
asked Aug 16, 2018 at 11:23
scifi.stackexchange.com
Top Answers
151
Where does the archetypal image of the 'Grey' alien come from?
scifi.stackexchange.com
115
How does David Lightman in WarGames manage to hack a computer by dialing a number?
scifi.stackexchange.com
114
How do you prove you're from the future?
worldbuilding.stackexchange.com
103
Are all instances of trolls turning to stone ultimately references back to Tolkien?
scifi.stackexchange.com
84
In Back to the Future, why was the speed 88 miles per hour?
scifi.stackexchange.com
70
What is the next dominant species?
worldbuilding.stackexchange.com
44
Why is the name "Rigel", and especially "Rigel VII", used in multiple universes?
scifi.stackexchange.com
37
What would benevolent aliens look like for first contact?
worldbuilding.stackexchange.com
33
In Starcraft, are the Protoss inspired by anything special?
scifi.stackexchange.com
30
What is Babylon 5 cylinder's diameter and gravity on each deck?
scifi.stackexchange.com
26
What was the point of bringing Enterprise to the surface of a planet?
scifi.stackexchange.com
23
Why have most Superhero movies ditched the "Secret Identity"?
scifi.stackexchange.com
21
How big can a space empire get?
worldbuilding.stackexchange.com
21
Why do calculations need to be made before jumping into hyperspace?
scifi.stackexchange.com
19
Is there any math conjecture that would cause a lot of damage if disproven?
worldbuilding.stackexchange.com
18
How could two species (human and halfling) live side by side in the same society, without conscious integration of the two?
worldbuilding.stackexchange.com
18
Space station mass per person
worldbuilding.stackexchange.com
18
Which Sci-Fi or Fantasy work introduced the idea of "Infinite Time Loop"?
scifi.stackexchange.com
18
In the Asterix series, Why didn't the Romans just address the magic potion problem head on?
scifi.stackexchange.com
17
Why do Vorlons live in special gaseous rooms in Babylon 5, given that Kosh can be seen walking around the station with ease?
scifi.stackexchange.com
16
What was the first SciFi work that referred to Pluto as NOT a planet?
scifi.stackexchange.com
15
Could fictional species benefit from limited inbreeding?
worldbuilding.stackexchange.com
15
What methods of transportation would develop in a Stone Age society in a forest world?
worldbuilding.stackexchange.com
15
Has Neil Gaiman's Sandman ever appeared in a Justice League comic?
scifi.stackexchange.com
14
Post-apocalyptic movie about matriarchal society
scifi.stackexchange.com
14
Newton’s axioms in Star Wars
scifi.stackexchange.com
14
Is there a significant reason why people addicted to melange have blue eyes?
scifi.stackexchange.com
14
How did Roderick Burgess capture Dream instead of Death?
scifi.stackexchange.com
13
Name of short story told from perspective of mechanical alien?
scifi.stackexchange.com
13
Is there an in-universe explanation for Star Trek-era designs paralleling 20th century fashions?
scifi.stackexchange.com
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