Cosmic Queries – Dark Matter, Aliens, End of the Universe

What is dark matter? Are we alone? How will it all end? Neil deGrasse Tyson and comic co-host Chuck Nice answer fan-submitted Cosmic Queries on topics from all across the universe.  NOTE: StarTalk+ Patrons can watch or listen to this entire episode commercial-free here: https://www.startalkradio.net/show/cosmic-queries-dark-matter-aliens-end-of-the-universe/ Thanks to our Patrons Kyle Marston, Caleb Martin, Zachary Zahn, David Liebert, Caralee Wahab, Michael Hoogwater, Robert Gowing, Tracy Skrabut, Henry Drefeldt, and Pyry Sipiläinen for supporting us this week. Image Credit: NASA, ESA, R. Kirshner (Harvard-Smithsonian Center for Astrophysics and Gordon and Betty Moore Foundation), and M. Mutchler and R. Avila (STScI). See omnystudio.com/listener for privacy information.