By Neil deGrasse Tyson
Published March 28, 2013 4:17pm
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.
Subscribe to SiriusXM Podcasts+ to listen to new episodes of StarTalk Radio ad-free and a whole week early.
Start a free trial now on Apple Podcasts or by visiting siriusxm.com/podcastsplus.