Neil deGrasse Tyson on new book, "Welcome to the Universe"
Tuesday, November 22, 2016 - 09:01
in Astronomy & Space
Astrophysicist Neil deGrasse Tyson and two of his colleagues examine astronomy in their new book, "Welcome to the Universe: An Astrophysical Tour." Tyson joins "CBS This Morning" to discuss why he wrote the book.
