Dr. Robert Hagen, astrobiologist, is there life in outer space? and Dr. Carl Zimmer, on new insights into evolution on earth. Hosted by Dr. Michio Kaku.
Life in Outer Space
Q and A: going to Mars? New cancer detection method? Life in outer space? Guest: Dr. Charles Seife, author of Sun in a Bottle, about fusion power. Hosted by Dr. Michio Kaku.