Official Google Blog: “Our real-time search enables you to discover breaking news the moment it’s happening, even if it’s not the popular news of the day, and even if you didn’t know about it beforehand…Click on “Latest results” or select “Latest” from the search options menu to view a full page of live tweets, blogs, news and other web content scrolling right on Google. You can also filter your results to see only “Updates” from micro-blogs like Twitter, FriendFeed, Jaiku and others. Latest results and the new search options are also designed for iPhone and Android devices when you need them on the go…Our real-time search features are based on more than a dozen new search technologies that enable us to monitor more than a billion documents and process hundreds of millions of real-time changes each day.”