http://www.youtube.com/watch?v=x8ZLNxnYslM&list=PL4NkV42VwiL8AgOIlhtRnD6L51GHJ-_Ij

Colloquium on Computer Systems Seminar Series (EE380) presents the current research in design, implementation, analysis, and use of computer systems. Topics range from integrated circuits to operating systems and programming languages. It is free and open to the public, with new lectures each week.