A report by the Online Publishers Association/comScore Networks focusing on 18-34 audience habits.
Elusive 18 to 34 Year-Old is Habitually Online (PDF) [ONA]

An annual report by Columbia Univeristy's Project for Excellence in Journalism; compares industry trends in print, broadcast, and online media. Includes link to PDF exec summary.
The State of the New Media 2004 [Journalism.org]

To promote its October gathering for web designers, information architects, and usability professionals, the conference staff posted a group of excellent articles relating to ideas, concerns and best practices for new media design. Of particular note for harmony between designers and developers is a critical look at content management systems.
User Interface 9 Articles [UIE.com]

From the summary at A List Apart: "The major reason to separate presentation from the rest of the page is simple: to simplify any change from a slight design adjustment to a full-fledged redesign."
Separation: The Web Designer's Dilemma [A List Apart]

Blogger Stephen VanDyke illustrates a path from an original blog or site posting, to news aggregators and the blogosphere, into traditional big online sites, and finally into offline mass media.
How News Travels on the Internet [hammeroftruth.com]

Doc Searls and David Weinberger list 10 observations about the Internet to avoid repeating mistakes using the medium.
What the Internet Is and How to Stop Mistaking It for Something Else [WorldOfEnds.com]