O Google possui diversos blogs onde publica informações e novidades sobre seus serviços:

Official Google Blog
http://googleblog.blogspot.com/

Adwords API
http://adwordsapi.blogspot.com/

Blogger Buzz
http://buzz.blogger.com/

Google Base
http://googlebase.blogspot.com/

Google Code
http://code.google.com/

Google Enterprise
http://googleenterprise.blogspot.com/

Google Maps API
http://googlemapsapi.blogspot.com/

Google Reader
http://googlereader.blogspot.com/

Google Research
http://googleresearch.blogspot.com/

Google Talk
http://googletalk.blogspot.com/

Google Video
http://googlevideo.blogspot.com/

Inside AdSense
http://adsense.blogspot.com/

Inside AdWords
http://adwords.blogspot.com/