Astrophysicist Dr. Neil deGrasse Tyson joins Margaret to explore the stars, science, and human conflict. Dr. Neil deGrasse Tyson is a famed astrophysicist and author of the new book, Accessory To War: The Unspoken Alliance of Astrophysics and the Military.
| Name | Type | Role | |
|---|---|---|---|
| Neil deGrasse Tyson | Guest Star |