Cosmos: A Space-Time Odyssey encourages its viewers to “constantly experiment,” “follow the evidence,” and “question everything.” These are the same rules that astronomer, astrophysicist and author ...

Cosmos: A Spacetime Odyssey, is a four disc set on Blu-ray with over two hours of extra footage. Astrophysicist Dr. Neil deGrasse Tyson hosts the 13-episode series.

Dr. Tyson hosted 2014’s Cosmos: A Spacetime Odyssey, a science anthology in the vein of author Carl Sagan’s 1980 series Cosmos: A Personal Voyage.

When Cosmos: A Spacetime Odyssey premiered on Fox last Sunday, it was the first time in decades that a show dedicated to science was appearing on prime time on a major network. The show's host ...