Science-fiction short story where space navy wanted hospital ships and settlers had guns mounted everywhere
49199
The rise and fall of empires (cyclical barbarian invasions) set in a lecture hall
78279
Short story (+radio play?) in which astronauts outside their ship slowly drift apart in space
119716
Short story with aliens who hear their own thoughts as god-like voices
26229
Looking for story - post human galactic civilization
117123
Sci Fi short story with aliens who only mate every 7 years
61571
Sci Fi short story about an alien invasion where the twist is that the invaders are human?
24552
Short story about an astronaut that enters an alien space ship and discovers it is a sarcophagus
98030
Science Fiction novel or novels about starship that becomes a god, colonizes hostile planet
6618
Short story about astronauts landing on a planet of shapeshifters
49547
Looking for Scifi Short Story in a Jerry Pournelle edited Anthology
81026
Short Science Fiction story, told in a series of letters
12720
Short Sci-fi story about a sentient planet/creature that exists to seed the universe with life
131436
Story about tricking the earth empire into saving hopeless aliens
147153
Need help identifying science fiction short story about a board game
138624
Looking for Author/Title of dystopian short story on organ trafficking where foreheads are stamped
86853
Novel about alien conquerers who conduct games to select servants
41736
Looking for sci-fi short story anthology with a particular story of an Earth/Mars war children inheriting the surface