Opencongress.org is a website for keeping track of the U.S. Congress. (previously) But, now it also a social network. So, sign-up and see what your favourite Senator has been doing, track bills and, follow important issues. Then, share that information with your friends or write about it on your blog.
OpenCongress.org is a site that aggregates data about the United States Senate and House. Keep track of your senators or representatives through rss feeds, read bills on topics that are important to you, and find out what industries are behind the scenes providing money to your politicians in Washington among many other uses of this new resource.