David Grinspoon, a scientist in the Department of Space Studies at the Southwest Research Institute in Boulder, talks about his book, Lonely Planets: The Natural Philosophy of Alien Life.
Author David Grinspoon
You're like us!
You read another CPR News story to the end – that makes you one of the people who really care about what's going on in Colorado! We've got a morning newsletter for people like you – The Lookout. Sign up here and join the Lookout crew!