12:41
To Sail on an Alien Sea
by Ellen Stofan
Ellen Stofan sets her sights on exploring an alien sea.
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Ellen Stofan was the Chief Scientist of NASA and served as principal advisor to NASA Administrator Charles Bolden on the agency’s science programs, planning and investments. She resigned from NASA in December 2016.
by Ellen Stofan
Ellen Stofan sets her sights on exploring an alien sea.