PAST LISTENER FAVORITES
Earth in human hands
Astrobiologist David Grinspoon discusses growing up with Carl Sagan, his residency at the National Library of Congress, the Anthropocene, climate change, and his book, "Earth in Human Hands"
NASA Deputy of Communications Michelle Thaller discusses Sci-Comm and her show, Orbital Path
COMMITTEE FOR SKEPTICAL INQUIRY
CSI Fellow Joe Nickell joins the program to talk about his exploits in paranormal research, his time as a civil rights worker in rural Georgia, and debunking popular extraordinary claims.