The wide-ranging podcasts/lectures hosted through the Long Now Foundation (http://longnow.org/ http://longnow.org/) are certainly worth exploring... And nobody

The wide-ranging podcasts/lectures hosted through the Long Now Foundation (http://longnow.org/ http://longnow.org/) are certainly worth exploring... And nobody mentioned Cheap Astronomy yet (http://www.cheapastro.com http://www.cheapastro.com) . Go for the physics and astronomy, stay for the great accent...