A Scanner Darkly by Philip K. DickParable of the Sower by Octavia E. ButlerRed Rising by Pierce BrownWe by Yevgeny ZamyatinTransference by B.T. Keaton
Hidden Gems of Science Fiction
500 books — 435 voters
A Short History of Nearly Everything by Bill  BrysonA Brief History of Time by Stephen W. HawkingCosmos by Carl SaganThe Selfish Gene by Richard DawkinsGuns, Germs, and Steel by Jared Diamond
Best Science Books - Non-Fiction Only
1,960 books — 3,654 voters

To Kill a Mockingbird by Harper LeePride and Prejudice by Jane AustenThe Diary of a Young Girl by Anne FrankHarry Potter and the Sorcerer's Stone by J.K. Rowling1984 by George Orwell
Books That Everyone Should Read At Least Once
32,912 books — 124,878 voters
Dune by Frank Herbert1984 by George OrwellDo Androids Dream of Electric Sheep? by Philip K. DickThe Martian Chronicles by Ray BradburyThe Puppet Masters by Robert A. Heinlein
Science Fiction: The 100 Best Novels
100 books — 110 voters

Hyperion by Dan SimmonsDune by Frank HerbertEnder’s Game by Orson Scott CardFoundation by Isaac AsimovLeviathan Wakes by James S.A. Corey
Best Space Opera
1,150 books — 1,981 voters
The Man in the High Castle by Philip K. DickWatchmen by Alan MooreFatherland by Robert   HarrisThe Eyre Affair by Jasper FfordeHis Majesty's Dragon by Naomi Novik
Best Alternate History Novels and Stories
792 books — 1,364 voters