Suggested By Hard SF Readers

List from Steve (Yahoo hardsf group)

Nancy Kress -- Beggars in Spain
Orson Scott Card -- Speaker for the Dead
Isaac Asimov -- Foundation, Foundation and Empire, Second Foundation
David Brin -- Sundiver, Startide Rising, Uplift War
Greg Bear -- Blood Music
Larry Niven and Jerry Pournelle -- The Mote in God's Eye
Aldous Huxley -- Brave New World
Vernor Vinge -- Marooned in Realtime
Frank Herbert -- Dune, Dune Messiah, Children of Dune, God Emperor of Dune
Daniel Keyes -- Flowers for Algernon

Best Humor:
Douglas Adams -- Hitchhiker's Guide to the Galaxy

Young Reader's Selection (not a kid's book):
Nancy Farmer -- House of the Scorpion

Fell off the list (culturally aged):
Ursula K. LeGuin -- The Left Hand of Darkness
Robert Heinlein -- Stranger in a Strange Land

 

List from Ron (Yahoo hardsf group)

Stanislaw Lem -- Solaris
William Gibson -- Neuromancer, Count Zero, Mona Lisa Overdrive
Larry Niven -- Ringworld
the Strugatskys -- Roadside Picnic
Robert Heinlein -- The Moon Is a Harsh Mistress
Alastair Reynolds -- Revelation Space
Linda Nagata -- Persistence of Vision
Samuel Delany -- Stars In My Pocket Like Grains Of Sand
Philip K. Dick -- Flow My Tears the Policeman Said
Iain Banks--Use of Weapons

List From Ignacio (Yahoo hardsf group)

Clarke: Rendezvous with Rama
Egan: Permutation City
Stephenson: Snow Crash
Butler: Xenogenesis
Watts: Starfish
Card: Ender's game, Songmaster
Baxter: Exultant

Suggested by Aleus (Yahoo hardsf group)

Hyperion Teralogy
Gap series by Stephen R. Donaldson

List From Chris (Yahoo hardsf group)

The Lensman Series by 'Doc' Smith
Timescape by Gregory Benford
Heart of The Comet by Benford and David Brin
A Fire Upon the Deep by Vernor Vinge
Pushing Ice by Alastair Reynolds
Spin by Robert Charles Wilson
The Moon is a Harsh Mistress by RA Heinlein
Ringworld by Larry Niven
The Mote in God's Eye by Niven and Jerry Pournelle
Dune by Frank Herbert

A Long List From Fred (a number of Yahoo groups) can be found at:

http://theeternalgoldenbraid.blogspot.com/2006/01/best-fiction-while-you-get-glimpse-of.html

List From Archren (hardsf.net)

Mission of Gravity by Hal Clement
Earth by David Brin
Red Mars by Kim Stanley Robinson
Schild's Ladder by Greg Egan
Accelerando by Charles Stross
Ringworld by Larry Niven