Neil deGrasse Tyson: Called by the Universe (Conversation)
Neil deGrasse Tyson is the Frederick P. Rose Address Hayden Planetarium in New York. His research interests include the structure of the Milky Way, star formation, exploding stars and dwarf galaxies. Tyson was appointed by President Bush on two occasions. First time in 2001 to form part of a commission of twelve members to study … Read more