chief scientist

chief scientist

NASA Commentator Lori Meggs at NASA's Marshall Space Flight Center speaks with NASA - National Aeronautics and Space Administration Chief Scientist Ellen Stofan about research on the International Space Station and why the orbiting laboratory is so valua

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NASA Commentator Lori Meggs at NASA's Marshall Space Flight Center speaks with NASA - National Aeronautics and Space Administration Chief Scientist Ellen Stofan about research on the International Space Station and why the orbiting laboratory is so valuable.