Researcher links mass extinctions to 'Planet X' Apr 13, 2016 18:14:42 GMT Quote Select PostDeselect PostLink to PostMemberGive GiftBack to Top Post by Eric Gajewski on Apr 13, 2016 18:14:42 GMT TradCatKnight: Planet X Incoming: Researcher links mass extinctions to 'Planet X'This blog is LOADED with the latest on Planet Xtradcatknight.blogspot.com/2016/04/planet-x-incoming-researcher-links-mass.html#moreAttachments: