programming and science related podcasts?
someperson: I agree Astronomy Cast is awesome.365 Days of Astronomy is worth a look (10min podcast everyday of 2009, the international year of astronomy)
http://365daysofastronomy.org/Great podcast about Psychology
http://www.abc.net.au/rn/allinthemind/default.htmStarstuff is also pretty good
http://www.abc.net.au/science/starstuff/Planetary Radio (Planetary Society podcast) is great
http://www.planetary.org/radio/Science Talk (Scientific American) is pretty decent
http://www.sciam.com/podcast/podcasts.cfm?type=science-talk