To read the announcement go here:
http://www.palminfocenter.com/news/9520/google-announces-android-linux-based-mobile-os/
To just read this quote hmmmmm... go here:
"Today's announcement is more ambitious than any single 'Google Phone' that the press has been speculating about over the past few weeks. Our vision is that the powerful platform we're unveiling will power thousands of different phone models."