Slate has a website with news as event nodes in a social network, showing the relationships of information.

News Dots: The Day's Events as a Social Network

An interactive map of how every story in the news is related, updated daily.
By Chris Wilson
Like Kevin Bacon's co-stars, topics in the news are all connected by degrees of separation. To examine how every story fits together, News Dots visualizes the most recent topics in the news as a giant social network. Subjects—represented by the circles below—are connected to one another if they appear together in at least two stories, and the size of the dot is proportional to the total number of times the subject is mentioned.