Great resource for questions about all things Catholic. This group also produces a radio show broadcast locally on AM 1060 called Catholic Answers Live.
www.magiscenter.com
Run by a Jesuit priest who is an expert on faith and science issues. The physics FAQ article is interesting.
www.wordonfire.org
Run by Bishop Robert Barron. Site feature numerous articles and links to video segments. Bishop Barron also has a podcast and produces weekly homilies on the Sunday readings.