As you choose the right search result for you — be it on the American Civil War or back pain — you want to know where the results come from. To help you learn more about the websites seen in Google search results, starting today you may see more information about them directly on the Google search results page when you search. Simply click on the name next to the link to check it out.
This extra information will be seen when a side is widely recognized as notable online, when there is enough information to show or when the content may be handy for you. This information is based on Google’s Knowledge Graph, which is used for Google Now. As the Knowledge Graph expands, Google is expecting to provide more information about more websites — making it easier for you to choose the right result.
Source: Google Inside Search