Google has agreed to acquire Urchin which is a web analytics company.

"Urchin is a web site analytics solution used by web site owners and marketers to better understand their users' experiences, optimize content and track marketing performance. Urchin tools are available as a hosted service, a software product and through large web hosting providers. These products are used by thousands of popular sites on the Internet.

Google plans to make these tools available to web site owners and marketers to better enable them to increase their advertising return on investment and make their web sites more effective."

http://www.google.com/intl/en/press/pressrel/urchin.html