Google just started an Open source Blog http://google-opensource.blogspot.com/2008/02/welcome-to-google-open-source-blog.html

http://google-opensource.blogspot.com/

Nice, added to http://blogoscoped.com/google/

Two posts already:

http://google-opensource.blogspot.com/2008/02/project-hosting-just-keeps-on-growing.html
Google project hosting is a year an a half old and hosts over 80,000 projects

http://google-opensource.blogspot.com/2008/02/google-sponsors-freedom-training-task.html
Google sponsors the freedom training task force of the European Free Software Foundation

There are some new blogs that have been created recently
http://googlepartnership-ja.blogspot.com/ (official)
http://otvetygoogle.blogspot.com/ (they claims it's unofficial but it's created by Russian Googlers)
and a lot more ;)

[Moved from "New Google blog to add to your list" – Tony]

http://google-opensource.blogspot.com/

Official Google Blog post- http://googleblog.blogspot.com/2008/02/new-open-source-programs-blog.html