Google Blog:Official weblog, with news of new products, events and glimpses of life inside the Googleplex.
AdWords API Blog: The official blog from Google on the AdWords application program interface.
Google Analytics Blog: News, tips and resources from the team responsible for Google's Website log analysis software.
Google Base Blog: The official weblog on Google's free Web hosting.
Google Blogoscoped: Philipp Lenssen covers news from Google, the search engine world and related topics.
Google Code: Google's developer network: weblog and featured projects.
Google Earth Blog: Frank Taylor provides news, features, tips and information on Google's free geographical application.
Google Enterprise Blog: Official Weblog about Google's enterprise search appliances and other tools for business users.
Google Mac Blog: The official weblog covering Google's products and services for Apple Mackintosh users.
Google Maps API Official Blog: News of the service that lets you put Google Maps in your own web pages.
Google Research Blog: Google's gaggle of Ph.D.s tell us what they are working on and give us insight into their world.
Google Says ...: Michael Martinez comments on statements from Google, Google employees, and Google representatives.
Google Talkabout: The official weblog about voice, instant messaging and open communications with Google Talk.
Google Video Blog: Highlights a selection of the videos contributed to Google's searchable video marketplace.
Google Weblog: Amalgamation of current news and related links, provided by Aaron Swartz.
Google Webmaster Central Blog: The official weblog on Google webmaster tools, which includes the Sitemaps facility.
Google-Blog: Quotes and points to Google-related content on the web from Susan Herzog, Information Literacy Librarian at Eastern Connecticut State University.
GoogleFan: Google-related news from Robert.
Inside AdSense: The official weblog of Google's advertising scheme for website publishers.
Inside Google Book Search: The official weblog on Google's Book Search.
Matt Cutts: A Google employee gives insight into the company, search engine index updates and SEO issues.
New Google Blog: News and tips related to using Google and its many products, from dirson.com.
On Google Scholar: Weblog by librarian T.J. Sondermann on Google's search tool dedicated to academic content.
The Unofficial Google Weblog: Offering coverage of Google news, rumors and tips.
Xooglers: Doug Edwards, Director of Consumer Marketing and Brand Management for Google from 1999 to 2005, offers insights on his experiences inside Google, and invites other ex-Google employees to post theirs.
ZDNet: Googling Google: Garett Rogers avidly follows news from the world of Google. Includes technical and financial commentary.