If you are in the mood for video (though not necessarily on this topic) Prof. Simon Schaffer's documentaries are invariably very interesting: http://www.imdb.c

If you are in the mood for video (though not necessarily on this topic) Prof. Simon Schaffer's documentaries are invariably very interesting: http://www.imdb.com/name/nm2406693/ http://www.imdb.com/name/nm2406693/ Absolute Zero and Light Fantastic stick out in my mind as particularly good.