Noise of Thunder Radio hosted by Chris Pinto had a very interesting set of programs where people were debating hot topics on the radio shows message boards, and Chris answers the questions with historical examples. If you are Catholic do you know what your church teaches & believes? When I was a Roman Catholic I didn't understand many of the official church doctrines. I used to say "I'm a Catholic who doesn't really follow the Pope," (but according to Catholic doctrine that would have made me anathema).
Matthew 16 and Papal Authority
Discussions on Papal Authority
Do Catholics Believe the Pope is God?
Papal Claims of Infallibility
More on the Papacy
Sola Scriptura
Differences Between Protestantism and Catholicism