ACM News Service (7/25/01) - Weekly news. They also provide an email version.
MAS Books (8/26/01) - A list of good MAS, AI, and just plain interesting books.
Google Scholar (11/18/04) - Google Scholar enables you to search specifically for scholarly literature, including peer-reviewed papers, theses, books, preprints, abstracts and technical reports from all broad areas of research.
