To join the SKEPTIX list (the best paranormal, ufo-ology, and  cryptozoology
discussion mailing list around), those interested should go to
http://mailman.efn.org/mailman/listinfo/skeptix

p.s. If you wish to take a look at the list before joining, check out
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p.p.s. If your newsreader isn't getting that newsgroup, you're
getting screwed! :-)