A Dialogue: A Conversation with Carl Sagan and Ted Turner
Updates a number of themes from the Cosmos television series. Turner and Sagan discuss issues that are vital to our survival: pollution, the greenhouse effect, and nuclear weapons. Dr. Sagan explains the benefits of our space program and the possibility of time travel.
- Year: 1989
- Country:
- Genre:
- Studio:
- Keyword:
- Director:
- Cast: Ted Turner, Carl Sagan