There is a special 3 part Nova program on PBS that airs this evening that might be of interest to people here on the this list. It's explaining the current thinking regarding general relativity, string theory and at attempts at a grand unified theory. It's gotten excellent reviews.
Nova: The Elegant Universe: Einstein's Dream/ The String's the Thing will be airing at 8:00pm on Tuesday, October 28, 2003, on KQED Public TV 9.