NASA Now Minute: Geology: Curiosity -- Main Science Goals

Dr. Ashwin Vasavada, deputy project scientist for the Mars Science Laboratory, discusses the main science goals for Curiosity, including the investigation of the presence of water and evidence of life on the Red Planet. NASA Now Minutes are excerpts from a weekly current events program available for classroom use at the NASA Explorer Schools Virtual Campus located at: › http://explorerschools.nasa.gov.