Neil deGrasse Tyson (born October 5, 1958) is an American astrophysicist, cosmologist, author, and science communicator. He is currently the Frederick P. Rose Director of the Hayden Planetarium at the Rose Center for Earth and Space and a research associate in the department of astrophysics at the American Museum of Natural History. From 2006 to 2011, he hosted the educational science television show NOVA ScienceNow on PBS and has been a frequent guest on The Daily Show, The Colbert Report, and Real Time with Bill Maher.
Since 2009, he has hosted the weekly radio show Star Talk. In 2014, Tyson hosted the television series Cosmos: A Spacetime Odyssey, a sequel to Carl Sagan's 1980 series Cosmos: A Personal Voyage.
When the Cosmos Turns Bad: Neil deGrasse Tyson - Education, Astrophysics, Death by Black Hole (2007)