Wikipedia, on the other hand, is the world's largest collection of collaboratively-edited information online. Because the articles are built by the hands of so many users, Wikipedia articles can quickly become comprehensive, detail-rich, and filled with sources and info on major news stories and events. Google apparently sees great value in that information. So much so, in fact, that Wikipedia articles are starting to appear in Google News results.
While Wikipedia ranks highly in standard Google results, they have never appeared in Google News until now. After all, Wikipedia isn't a news organization. Yet an article from CNN may provide you with a headline and a few paragraphs of information, but not provide the background and depth that a Wikipedia article can have. If you're looking for the background on Tienamen Square or the Air France tragedy, you're likely to find all you need there.
Google recently told the Nieman Journalism Lab of Harvard University that they're currently