There is plenty of excellent content on TechNet and MSDN about Project and Project Server, and it is updated regularly. To keep up with the updates what better than the RSS feed!
More focused feeds coming soon – so stay tuned.
Also see Christophe’s roundup of other RSS feeds of interest - http://blogs.msdn.com/b/chrisfie/archive/2010/01/26/latest-microsoft-project-rss-feeds-january-2010.aspx and of course Robert Hoover’s blog http://blogs.technet.com/b/epmcontent/ direct from our Content team!
*** Update *** Also don't miss Sonia's hot of the press posting at http://blogs.msdn.com/b/project/archive/2010/09/15/finding-project-server-2010-documentation.aspx which will help you find our stuff wherever it is!