4 • Achievement Test • [Editorial ] • essay by Stanley Schmidt
14 • Cetaganda • interior artwork by Mike Aspengren
14 • Cetaganda • [Miles Vorkosigan • 7] • serial by Lois McMaster Bujold
77 • At Last: Computers That Do Math! • [Science Fact ] • essay by Joseph P. Martino
89 • Sentimental Value • [Probability Zero] • short fiction by Michael A. Burstein
92 • The Lens of Time • interior artwork by Janet Aulisio [as by Janet Aulisio Dannheiser]
92 • The Lens of Time • short story by James E. Gunn [as by James Gunn]
101 • "Texas" in Munich, Part 2 - Gamma Ray Bursts • [The Alternate View] • essay by John G. Cramer
106 • Sam Boone and the Thermal Couple • [Sam Boone] • novelette by Bud Sparhawk
106 • Sam Boone and the Thermal Couple • interior artwork by Frank Kelly Freas [as by Kelly Freas]
129 • Biolog: Tina Lee • [Biolog] • essay by Jay Kay Klein
130 • The Wellness Plague • [Skylandia] • novelette by Robert R. Chase
130 • The Wellness Plague • interior artwork by Dell Harris
162 • The Reference Library • [The Reference Library] • essay by Thomas A. Easton [as by Tom Easton]
163 • Review: Invader by C. J. Cherryh • • review by Thomas A. Easton [as by Tom Easton]
163 • Review: Solis by A. A. Attanasio • • review by Thomas A. Easton [as by Tom Easton]
164 • Review: Celestis by Paul Park • • review by Thomas A. Easton [as by Tom Easton]
165 • Review: Orion Among the Stars by Ben Bova • • review by Thomas A. Easton [as by Tom Easton]
166 • Review: Dead Girls by Richard Calder • • review by Thomas A. Easton [as by Tom Easton]
167 • Review: Fire in the Sky by Jo Clayton • • review by Thomas A. Easton [as by Tom Easton]
168 • Review: Living with Aliens by John DeChancie • • review by Thomas A. Easton [as by Tom Easton]
169 • Brass Tacks • [Brass Tacks] • essay by uncredited
170 • Letter • essay by Julia Ecklar
172 • Letter [2] • essay by Julia Ecklar
176 • Upcoming Events • [Upcoming Events] • essay by Anthony R. Lewis [as by Anthony Lewis]
4 • Achievement Test • [Editorial ] • essay by Stanley Schmidt
14 • Cetaganda • interior artwork by Mike Aspengren
14 • Cetaganda • [Miles Vorkosigan • 7] • serial by Lois McMaster Bujold
77 • At Last: Computers That Do Math! • [Science Fact ] • essay by Joseph P. Martino
89 • Sentimental Value • [Probability Zero] • short fiction by Michael A. Burstein
92 • The Lens of Time • interior artwork by Janet Aulisio [as by Janet Aulisio Dannheiser]
92 • The Lens of Time • short story by James E. Gunn [as by James Gunn]
101 • "Texas" in Munich, Part 2 - Gamma Ray Bursts • [The Alternate View] • essay by John G. Cramer
106 • Sam Boone and the Thermal Couple • [Sam Boone] • novelette by Bud Sparhawk
106 • Sam Boone and the Thermal Couple • interior artwork by Frank Kelly Freas [as by Kelly Freas]
129 • Biolog: Tina Lee • [Biolog] • essay by Jay Kay Klein
130 • The Wellness Plague • [Skylandia] • novelette by Robert R. Chase
130 • The Wellness Plague • interior artwork by Dell Harris
162 • The Reference Library • [The Reference Library] • essay by Thomas A. Easton [as by Tom Easton]
163 • Review: Invader by C. J. Cherryh • • review by Thomas A. Easton [as by Tom Easton]
163 • Review: Solis by A. A. Attanasio • • review by Thomas A. Easton [as by Tom Easton]
164 • Review: Celestis by Paul Park • • review by Thomas A. Easton [as by Tom Easton]
165 • Review: Orion Among the Stars by Ben Bova • • review by Thomas A. Easton [as by Tom Easton]
166 • Review: Dead Girls by Richard Calder • • review by Thomas A. Easton [as by Tom Easton]
167 • Review: Fire in the Sky by Jo Clayton • • review by Thomas A. Easton [as by Tom Easton]
168 • Review: Living with Aliens by John DeChancie • • review by Thomas A. Easton [as by Tom Easton]
169 • Brass Tacks • [Brass Tacks] • essay by uncredited
170 • Letter • essay by Julia Ecklar
172 • Letter [2] • essay by Julia Ecklar
176 • Upcoming Events • [Upcoming Events] • essay by Anthony R. Lewis [as by Anthony Lewis]