Interview: Astrophysicist Neil deGrasse Tyson

In this episode, Robert and Julie interview astrophysicist Neil deGrasse Tyson. What does the planet's leading science communicator have to say about the future of space travel, mind-blowing cosmology and the science in America? Listen in to find out. Learn more about your ad-choices at https://www.iheartpodcastnetwork.com See omnystudio.com/listener for privacy information.