This NOVA article presents an interview with NASA planetary scientist Christopher McKay concerning the possibility that life has existed on Mars. The interview covers all the requirements for life, and whether they were met on Mars in the past. The discussion is accessible for general audiences.
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Keywords:Informal Education,Life Sciences,Astronomy,Mars exploration,NSDL,water on Mars,Undergraduate (Lower Division),Solar System,life on Mars,Other Sciences,Higher Education,High School,NSDL_SetSpec_439869,Space Science,Mars,Life Science,Astrobiology,oai:nsdl.org:2200/20080905120233278T,Exoplanets
Access Privileges:Public - Available to anyone
License Deed:Creative Commons Attribution Non-Commercial Share Alike