What will it take to send people to Mars and back safely? Find out from host Mike Massimino, co-host Maeve Higgins, and NASA’s John Charles. Now including Neil Tyson and Bill Nye in the Cosmic Crib talking about human vs. robotic exploration of Mars.
In this Cosmic Queries episode, Neil deGrasse Tyson answers fan questions about exploration, from the depths of the ocean to the outer reaches of the galaxy and even to other dimensions.