Dr. Charles Seife - can fusion solve the energy crisis?
The life, religion, and politics of Albert Einstein. With guests, Fred Jerome and John Brinster.
Sudhir Rajan author of Suicidal Planet, and Nobel laureate Gerald Edelman, speaking about the brain.
Michael Maggellet and James Oskins on secret nuclear weapons accidents.
Dr. Carl Zimmer on the evolution of the human brain, and Dr. Robert Hagen on the evolution of life in space.
Simon Sing on the origin of the Universe, and Dr. Spencer Wells on the origin of the human race via DNA analysis.
When do scientists become "good Germans" and work for the Nazis? Michael Neufeld and Dan Charles write bios of Werner von Braun and Heinz Haber.
Lester Brown, famed environmentalist, on the State of the World.
Dr. Joseph Romm on Hell or High Water and global warming, and Thomas Bradford on The Solar Revolution.