January 13, 2013 marks the 125th anniversary of the National Geographic Society. The Magazine is celebrating by taking a yearlong look at the past and future of exploration. [more inside]
365 Days of Astronomy is a 5-minute podcast where each episode is written and recorded by volunteers. Monthly night sky surveys; the early universe; seeing far– these podcasts are made by volunteers, and more are needed.
Astronomy Media Player - a generous collection of astronomy podcasts all gathered in one spot.
Astronomy 161 - an introduction to Solar System Astronomy. These are a set of lectures in progress now at Ohio State University. All materials are available on line - audio resources (direct or podcast through iTunes), movies and lecture notes. If you are interested in where you live, these beautifully delivered lectures are excellent.