(13 nominations; 1 win)
“Floatworlds” (Analog Dec 2006)
fact article 5th place
“Pollution, Solutions, Elution, and Nanotechnology” (Analog Jan/Feb 2006)
fact article 4th place
“The Fifth Biorevolution” (Analog Sep 2004)
fact article 3rd place
“Diamond Ether, Nanotechnology--and Venus” (Analog Nov 1999)
fact article 3rd place
“Planets X” (Analog May 1999)
fact article winner (tie)
“Unresources” (Analog Sep 1999)
fact article 2nd place
“Near-Term Nanotechnology” (Analog Oct 1998)
fact article 3rd place
“Just How 'Average' Is the Solar System?” (Analog Sep 1997)
fact article 3rd place
“Population and the Future” (by
Thomas A. Easton & SLG) (
Analog Jan 1996)
fact article 3rd place
“Chicxulub: The Smoking K-T Gun?” (Analog Mar 1992)
fact article 3rd place
“Fire, Brimstone--and Maybe Life?” (Analog Jul 1990)
fact article 5th place
“On Building an Earth-like Planet” (Analog Jul 1989)
fact article 3rd place
“The Postdiluvian World” (Analog Nov 1985)
fact article 2nd place