Guest:  Dr. George Fox;  Topics:  Hardy Earth organisms survive mission sterilization, humans to Mars, Planetary Protection, the lunar environment, RNA sequencing, and more.

We welcomed John Jossy to the show for a two segment two hour discussion on a wide range of space and space related topics.  During the first segment of our program, John talked about some key areas of his background including ordering a telescope kit form Edmund Scientific, grinding his own mirrors and making two reflector amateur telescopes.  The subject of grinding mirrors for a telescope caught on and was discussed later in the program with some of our callers.  Also in the early part of the first segment, we talked about the research sources John constantly visits and uses to not only

Guest:  Barry DiGregorio;  Topics:  Mars life detection, needed Mars experiments, rover findings, planetary protection, human contamination on Mars, Mars contamination on earth, microbiology and more.  Please direct all comments and questions regarding specific Space Show programs & guest(s) to the Space Show blog which is part of archived program on our website, www.thespaceshow.com.  Comments and questions should be relevant to the specific Space Show program.

Guest:  Dr. Gil Levin; Topics:  Updates to the Viking Labeled Release Experiment, searching for life on Mars, NASA, upcoming missions, and much more.  Please direct all comments and questions regarding specific Space Show programs & guest(s) to the Space Show blog which is part of archived program on our website, www.thespaceshow.com.   Comments and questions should be relevant to the specific Space Show program.

Guest:  Barry DiGregorio; Topics:  Life experiments for Mars, Dr. Gil Levin, Opposing a Mars Sample Return Mission to Earth.  Please direct all comments and questions regarding specific Space Show programs & guest(s) to the Space Show blog which is part of archived program on our website, www.thespaceshow.com.   Comments and questions should be relevant to the specific Space Show program. Written Transcripts of Space Show programs are a violation of our copyright and are not permitted without prior written consent, even if for your own use.