Google's newly-introduced Universal Search blends results from more than just the web in order to provide more relevant and useful results. Now a Google search returns not only web pages, but video, news, images, maps, and book text.
For the webmaster, the change has the greatest potential. In a nutshell, more results
for video, news, images, maps, and books may now be returned in a web search, so if you have searchable content in these areas Universal Search may drive more visitors to your site.
Here are some ways to maximize your site for Universal Search.