Allows you to customize the TV listings to show only the channels you're interested in. Can search for channels to find the programming even on international cable.
"Canal plus" is a television station in France. "Zapping" [roughly meaning channel surfing] is a show that is a montage of TV clips collected over the week. It's a great way to get exposure to French and familiarize yourself with certain aspects of French culture.
The website will have "Zapping" from recent weeks as well.
iTunes U puts the power of the iTunes Store to work for colleges and universities, so users can easily search, download, and play course content just like they do music, movies, and TV shows.