Pew Research Center is a nonpartisan fact tank that informs the public about the issues, attitudes and trends shaping America and the world. It conducts public opinion polling, demographic research, media content analysis and other empirical social science research.
This US based site has lost of interesting data which you can look up and well written reports on the state of the media. They even have a ‘Global’ section which looks at how global issues impact the US media.
This is a great place to start when you are looking for inspiration for an assignment and the data can also be used within your report. Just make sure you cite the information together with other research findings you can get from the library databases.