All Systems Red by Martha WellsDune by Frank HerbertThe Hitchhiker’s Guide to the Galaxy by Douglas Adams1984 by George OrwellAnimal Farm by George Orwell
Best Science Fiction
3,652 books — 6,978 voters
Dune by Frank HerbertLeviathan Wakes by James S.A. CoreyAncillary Justice by Ann Leckie
Excellent Space Opera
1,017 books — 3,644 voters

J.R.R. Tolkien 4-Book Boxed Set by J.R.R. TolkienThe Name of the Wind by Patrick RothfussThe Way of Kings by Brandon SandersonThe Fifth Season by N.K. Jemisin
The Best Epic Fantasy (fiction)
4,209 books — 25,727 voters
The Name of the Wind by Patrick RothfussThe Wise Man's Fear by Patrick RothfussThe Way of Kings by Brandon SandersonHarry Potter and the Half-Blood Prince by J.K. RowlingHarry Potter and the Deathly Hallows by J.K. Rowling
Best Fantasy Books of the 21st Century
3,058 books — 9,897 voters

At the Water's Edge by Carl ZimmerYour Inner Fish by Neil Shubin
Best Books on Evolution...
267 books — 216 voters
Squid Empire by Danna StaafThe Rise and Fall of the Dinosaurs by Steve BrusatteAt the Water's Edge by Carl Zimmer
Learn about prehistoric life
51 books — 46 voters

Squid Empire by Danna StaafYour Inner Fish by Neil ShubinAt the Water's Edge by Carl ZimmerDeep by James Nestor
Marine biology reads
209 books — 24 voters
Educational Game Design Fundamentals by George KalmpourtzisOn the Wing by David E.   Alexander
Interesting Non-Fiction Books
460 books — 160 voters