Opus No. Title Date Settingsort ascending Publication type I.U.C. Notes
188 Comics October, 1991 N/A Non-Fiction Essay on Niven's relationship with comics and the comics industry
189 From the Green Lantern Bible October, 1991 N/A Non-Fiction Excerpts from the Green Lantern "Bible" Niven worked up for DC Comics. Some of the results of this effort can be seen in Green Lantern: Ganthet's Tale
Works in Progress October, 1991 N/A Non-Fiction Discussion of works in progress as of the publication of Playgrounds of the Mind  
Where Next, Columbus? January, 1992 N/A Non-Fiction Collaboration, co-written with Jerry Pournelle
Review of "Cosmic Time Travel: A Scientific Odyssey," by Barry Parker January, 1992 N/A Review book review
Larry Niven Reviews The Millennial Project June, 1994 N/A Review A brief, encouraging review of The Millennial Project: Colonizing the Galaxy in Eight Easy Steps by Marshall T. Savage, Little Brown & Co, August 1994. Read It Here!
Foreword to Wolff & Byrd, Counselors of the Macabre: Fright Court January, 1995 N/A Introduction Following the 2002 San Diego Comic-Con, Niven wrote "I met Batton Lash at last. He's Wolff and Byrd, Attorneys for the Macabre. I wrote an introduction for his second coffee-table book." Turns out the book in question was published in 1995!—Ed.
Afterword: Science/Mystery Fiction June, 1995 N/A Introduction Niven discusses the combination of two genres: mystery and Sci-fi.
Regulating the Body Business March, 1996 N/A Non-Fiction Discussion of organlegging, a sci-fi crime gone real-world.
Afterthoughts November, 1996 N/A Non-Fiction Like the title says: Afterthoughts on the growth of Known Space, looking back 30 years later.
Mission to Abisko November, 1998 N/A Non-Fiction Report on a trip to an exclusive conference at Abisko Biological Research Station in Sweden, with fellow travellers Greg Bear and Gregory Benford.
Svetz and the Beanstalk March, 1999 N/A Non-Fiction Niven reveals how Rainbow Mars came to be written, with shout-outs to Neil Gaiman, Terry Pratchett, Carl Sagan, Kip Thorne, Frank Tipler, Jerry Pournelle, Robert Heinlein, and Suzanne Gibson and Warren James of Hour 25.
An Interview with Larry Niven February, 2000 N/A Interview Interviewed by S. James Blackman. 
Mars: Who Needs It? March, 2000 N/A Non-Fiction non-fiction for Space.com
How to Save Civilization and Make a Little Money April, 2000 N/A Non-Fiction Non-fiction for Space.com, has almost nothing to do with the report presented by the Citizens Advisory Council for a National Space Policy.  
Travelers May, 2000 N/A Non-Fiction non-fiction for Space.com
Rocket Men June, 2000 N/A Non-Fiction non-fiction for Space.com
Wet Mars (Larry Niven Talks Terraforming) July, 2000 N/A Non-Fiction non-fiction for Space.com
Making Somebody Pay September, 2000 N/A Non-Fiction non-fiction for Space.com
Surprises November, 2000 N/A Short Story non-fiction for Space.com

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