Dune by Frank HerbertEnder’s Game by Orson Scott CardThe Hitchhiker's Guide to the Galaxy by Douglas AdamsHyperion by Dan Simmons2001 by Arthur C. Clarke
Best Science Fiction
3,897 books — 8,052 voters
The Hitchhiker's Guide to the Galaxy by Douglas AdamsHyperion by Dan Simmons
Best Time Travel Fiction
2,221 books — 5,517 voters

Dune by Frank HerbertFlowers for Algernon by Daniel KeyesRingworld by Larry NivenThe Hitchhiker's Guide to the Galaxy by Douglas AdamsThe Gate to Women's Country by Sheri S. Tepper
SF Masterworks
200 books — 727 voters