iTunes U and Free Lectures

You can access iTunes U for some of the most interesting lectures on a variety of subjects on your iPhone, iPods, etc. Check out the following links: http://www.apple.com/education/mobile-learning/
For Stanford University: http://itunes.stanford.edu/
For UC Berkely: http://itunes.berkeley.edu/
Other sources for expanding your intellectual capacity are:
Open Yale Courses: http://oyc.yale.edu/
Massachusetts Institute of Technology: http://ocw.mit.edu/OcwWeb/web/home/home/index.htm
Open Culture the best free cultural and educational media on the web
http://www.openculture.com/2007/07/freeonlinecourses.html
Open University (UK)
http://openlearn.open.ac.uk/
University of Notre Dame
http://ocw.nd.edu/
Tufts University
http://ocw.tufts.edu/
Carnegie Mellon
http://oli.web.cmu.edu/openlearning/
University of Washington
http://www.outreach.washington.edu/openuw/
Utah State University
http://ocw.usu.edu/