The Difference Engine by William GibsonThe Golden Compass by Philip PullmanThe Time Machine by H.G. WellsThe Diamond Age by Neal Stephenson
Best Steampunk Books
1,240 books — 4,092 voters

Leviathan Wakes by James S.A. CoreyAncillary Justice by Ann LeckieThe Mote in God's Eye by Larry NivenSundiver by David BrinRedshirts by John Scalzi
Excellent Space Opera
1,006 books — 3,569 voters
1984 by George OrwellReady Player One by Ernest ClineA Canticle for Leibowitz by Walter M. Miller Jr.Snow Crash by Neal StephensonThe Diamond Age by Neal Stephenson
Best Dystopian and Post-Apocalyptic Fiction
3,730 books — 25,952 voters

Jonathan Strange & Mr Norrell by Susanna ClarkeThe Years of Rice and Salt by Kim Stanley RobinsonCryptonomicon by Neal StephensonThe Difference Engine by William Gibson
Best Alternate History Novels and Stories
766 books — 1,292 voters
Leviathan Wakes by James S.A. CoreyAnathem by Neal StephensonCloud Atlas by David  MitchellThe Windup Girl by Paolo BacigalupiRedshirts by John Scalzi
Best Science Fiction of the 21st Century
1,192 books — 8,925 voters

The Quantum Thief by Hannu RajaniemiStar Maker by Olaf StapledonContact by Carl SaganDragon's Egg by Robert L. ForwardThe Gone-Away World by Nick Harkaway
Hidden Gems of Science Fiction
478 books — 429 voters
The Lord of the Rings by J.R.R. TolkienCosmos by Carl SaganThe Hitchhiker’s Guide to the Galaxy by Douglas Adams1984 by George OrwellThe Lorax by Dr. Seuss
Books that Changed the Way You View Life
10,481 books — 5,715 voters

The Ascent of Man by Jacob Bronowski"Surely You're Joking, Mr. Feynman!" by Richard P. FeynmanPale Blue Dot by Carl SaganChaos by James GleickThe Code Book by Simon Singh
Best Science Books - Non-Fiction Only
1,836 books — 3,595 voters

The Lions of Al-Rassan by Guy Gavriel KayA Song for Arbonne by Guy Gavriel Kay
Best Standalone Fantasy
378 books — 471 voters

Children of Earth and Sky by Guy Gavriel Kay
Can't Wait Science Fiction/Fantasy of 2016
432 books — 1,812 voters