Novella: Tendeléo's Story, by Ian McDonald (PS Publishing, 2000).
Novella: The Wedding Album, by David Marusek (Asimov's, June, 1999).
Novella: Story of Your Life, by Ted Chiang (Starlight 2, 1998).
Novelette: House of Dreams, by Michael Flynn (Asimov's, #262-#263, October-November, 1997).
Novelette: Flowers of Aulit Prison, by Nancy Kress (Asimov's, October-November, 1996).
Short story: Jigoku no Mokushiroku (The Symbolic Revelation of the Apocalypse), by John G. McDaid (Asimov's, Mid-December, 1995).
Novella: Forgiveness Day, by Ursula K. Le Guin (Asimov's, November, 1994).
Novelette: Fox Magic, by Kij Johnson (Asimov's, December, 1993).
Novelette: This Year's Class Picture, by Dan Simmons (Still Dead, 1992).
Short story: Buffalo, by John Kessel (F & SF, January, 1991).
Short story: Bears Discover Fire, by Terry Bisson (Asimov's, August, 1990).
Short story: The Edge of the World, by Michael Swanwick (Full Spectrum 2, 1989).
Novelette: Schrödinger's Kitten, by George Alec Effinger (Omni, September, 1988).
Novelette: Rachel in Love, by Pat Murphy (Asimov's, April, 1987).
Novelette: Surviving, by Judith Moffett (F & SF, #421, June, 1986).
Also see Hugo awards for science fiction
Also see Nebula awards for science fiction
Also see Retrospective Hugo awards for science fiction
Also see Campbell awards for best science fiction novel
