The Guardian is an excellent newspaper that’s trying many innovations. One impetus for its risk-taking might be that the organization will run out of money if losses continue at their current pace.
If you’re interested in future journalism, particularly the ‘open’ model, check out the Moby Dick Project sometime. It poses this question: Why are we still consuming the news like it’s 1899? That links to a May 23, 2011 blog post by Ben Huh of I Can Has Cheezburger fame.