On his recently launched 'Gates Notes' website he has a series of podcasts (in .wma and .mp3 formats) he talks about the need for 'carbon-free energy sources' and makes the call for increased government funding of 'basic research in energy':
Going to spend the morning listening!
Also glad to see he is giving Vaclav Smil page-space...
Okay, it's an hour and a half later...
Mentioned in the Gates podcast:
David MacKay - http://www.withouthotair.com/
Vaclav Smil - http://home.cc.umanitoba.ca/~vsmil/index.html
and some follow-up here - http://www.gatesnotes.com/Learning/article.aspx?ID=25
A couple recommendations from the 'Dummies' series -
And he mentions some online courseware that he's been studying on physics, but does not give many specifics on the podcast. Found this page for followup -
Not included there is a reference to Lewin, whom he mentions in the podcast -