Series (?) of scifi stories about an alien race going through iterations of evolution and near extinction
97483
Looking for book: contact with aliens, five different races, mismatched claws, biological imperative to breed
26391
SF Story about human adapting to alien environment
85446
Story where the main character learns to perceive time out of order from the aliens
78200
Looking for title/author of SF novel about malevolent creatures/gods residing inside stars
118738
Need help to find a sci-fi collection I read at school (mid 80s)
17389
Need help recalling name of sci-if story about earth evolving into electronic life forms
80234
What science fiction saga has species at war over different kinds of stars?
61906
I am looking for an older series about space colonization
142581
Short story describing an alien invasion where humans are the invaders
111991
Trying to find the name of a sci fi anthology book, or just the titles of one or more stories
54867
Trying to find a book about kids with 'sunguns' revolting against alien overlords
12631
Novelette where human race divided into those with skin symbiote and those without
126610
Series of novels involving a galactic empire in slow decline
62418
Science fiction book series about aliens that look exactly like humans, protagonist tries to rescue her brother from a government camp ran by aliens
94160
Searching for a sci fi story from the 50's or 60's, of snail like creatures on another planet spend their lives eating
142054
Seeking title / author of a story about alien first contact with Earth
41736
Looking for sci-fi short story anthology with a particular story of an Earth/Mars war children inheriting the surface