Called by the Universe, a conversation with Neil DeGrasse Tyson

Talking Science on TSN by Talking Science on TSN

From the Archive: Neil DeGrasse Tyson, astrophysicist, Director of the Hayden Planetarium in New York City, host of Cosmos - A Spacetime Odyssey and StarTalk, first appeared on The Science Network in 2006 at the first Be...View more