sci.geo.geology - join
Discussion of solid earth sciences.
Medium activity, 852 subscribers, Usenet

sci.geo.mineralogy - join
Mineralogy, rock hounding and related topics.
Low activity, 124 subscribers, Usenet

sci.space.news - join
Announcements of space-related news items. (Moderated)
Low activity, 831 subscribers, Usenet

alt.healing.reiki - join
Medium activity, 419 subscribers, Usenet

sci.geo.earthquakes - join
For discussion of earthquakes and related matters.
Medium activity, 302 subscribers, Usenet

alt.sci.planetary - join
Studies in planetary science.
Low activity, 247 subscribers, Usenet

sci.archaeology - join
Studying antiquities of the world.
High activity, 755 subscribers, Usenet

talk.origins - join
Evolution versus creationism (sometimes hot!). (Moderated)
High activity, 3933 subscribers, Usenet

alt.talk.creationism - join
High activity, 499 subscribers, Usenet

rec.travel.australia+nz - join
Travel Information for Australia and New Zealand.
Low activity, 491 subscribers, Usenet