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thought-provoking sci-fi books

Sci-fi books readers tag as thought-provoking, ranked by reader rating. Every title carries a content rating, age recommendation, and trigger warnings.

21 books
Newest firstMost popular
Nightfall and Other Stories
Nightfall and Other Stories
Isaac Asimov
PGAdult 18+
Einar and the Myrtledale Conspiracy
Einar and the Myrtledale Conspiracy
Chet Gottfried
PG-13Adult 18+
Jericho Jones and the Slumbering Sentience
Jericho Jones and the Slumbering Sentience
J. Carlysle Ramsey
PG-13Adult 18+
Lyra's Silence
Lyra's Silence
Rob Gullette
PG-13Adult 18+
Mind Over Psyche
Mind Over Psyche
Karina L. Fabian
PG-13Adult 18+
An Unpolished Gem
An Unpolished Gem
Tonya Adolfson
PG-13Adult 18+
Shrapnel
Shrapnel
Rick Hudson
PG-13Adult 18+
The Hidden Diary
The Hidden Diary
Nancy Houston
PG-13Adult 18+
Whispers in the Cries
Whispers in the Cries
Matthew Ewald
PG-13Adult 18+
Code of the Brethren
Code of the Brethren
Danica Fontaine
PG-13Adult 18+
Future History: The Coming Past
Future History: The Coming Past
David Leavitt
PG-13Adult 18+
Dream Parlor
Dream Parlor
Christopher Andrews
PG-13Adult 18+
Kundalini Conspiracy
Kundalini Conspiracy
Andrew May
PG-13Adult 18+
The Secrets of Time
The Secrets of Time
Gary Sturm
PG-13Adult 18+
The Temple of Hashem
The Temple of Hashem
Hyam Yona Becker
PG-13Adult 18+
Dr. Quantum in the Grandfather Paradox
Dr. Quantum in the Grandfather Paradox
Fred Alan Wolf
PG-13Adult 18+
The Machine Stops
The Machine Stops
Wayland Smith
GAdult 18+
Gods and Their Makers
Gods and Their Makers
Laurence Housman
PG-13Adult 18+
The Visit (Black Stars)
The Visit (Black Stars)
Chimamanda Ngozi Adichie
PG-13Adult 18+
Childhood's End (Arthur C. Clarke Collection)
Childhood's End (Arthur C. Clarke Collection)
Arthur C. Clarke
PGAdult 18+
The Man In The High Castle: An Mariner Classic Dystopian Novel of an Alternative America Following World War 2, Divided By War and Ruled by Germany and Japan
The Man In The High Castle: An Mariner Classic Dystopian Novel of an Alternative America Following World War 2, Divided By War and Ruled by Germany and Japan
Philip K. Dick
PG-13Adult 18+