Apollo 50+50: The Moon and Mars: What Remains to be Discovered?

Maria Zuber, member, National Science Board; MIT vice president for research; professor, MIT Department of Earth, Atmospheric and Planetary Sciences, delivers ""The Moon and Mars: What Remains to be Discovered?" a keynote address at "Apollo 50+50" - MIT AeroAstro's March 13, 2019 symposium celebrating the 50th anniversary of the Apollo 11 moon landing.