I know I only get to post occasionally here, but here are some of my videos and presentations that you may find interesting.
Here is my talk to the Skeptics in the Pub in Cologne, Germany:

Star of Bethlehem talk at Merrimack College:

On the Christ Myth:

On Armchair Atheism, concerning the beginning of the universe:

On skepticism and astronomy and astrology:

On thinking and intuition:

Did extraterrestrials visit us in the past, or is the History Channel off its rocker? Can we find such civilizations today? Is there life in our own solar system? Watch and see what the answers are:

A skeptical look at astrology:

And my book is available here: