The Quest for Life on Mars
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Just 33 million miles away, and yet still so far. From Galileo to Carl Sagan, the quest for life on Mars has an extensive history that reflects not only our scientific ambitions but our deepest yearnings to find that we are not alone. In this conversation, planetary environments researcher Sarah Stewart Johnson talks about her own search for life on Mars, from working on NASA’s Spirit, Opportunity, and Curiosity Rovers to what to expect on future missions.
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