60-Second Space


Leading science journalists provide a daily minute commentary on some of the most interesting developments in the world of astronomy and space exploration. For a full-length, weekly podcast you can subscribe to Science Talk: The Podcast of Scientific American . To view all of our archived podcasts please go to www.scientificamerican.com/podcast


60-Second Space navigateright Episode

Milky Way Should Have Much More Companionship

Our understanding of dark matter says the Milky Way should have many times more than its dozen or so small satellite galaxies. John Matson reports