Google Gets A Second Brain, Changing Everything About Search - Xconomy

To use Google’s own description, the new database helps the search engine understand “things, not strings. Google Gets A Second Brain, Changing Everything About Search | Xconomy
http://www.xconomy.com/san-francisco/2012/12/12/google-gets-a-second-brain-changing-everything-about-search/?single_page=true%2F