While you may not want to rely on statistics and polls for the entire content of your paper, these can be a great way to back up the information you share with others. It also helps to drive home a major point that you're making!
If you want to do a speech on a topic related to new media - usage of cell phones by a certain age cohort, social networking Web site trends, etc., this is a great site to use! It's got statistics, firsthand research, etc.
"The Pew Research Center for the People & the Press is an independent, non-partisan public opinion research organization that studies attitudes toward politics, the press and public policy issues."