talk.origins - join
Evolution versus creationism (sometimes hot!). (Moderated)
High activity, 3753 subscribers, Usenet

"Minds Eye" - join
A Forum to RATIONALLY express your ideas on: Religion, Philosophy, Literature, the Fine Arts, etc. 0% tolerance for SPAM. We remove all SPAM, report the abuse to Google, and ban the member for life.
High activity, 2550 members

alt.philosophy.debate - join
Back to basics.
Low activity, 631 subscribers, Usenet