Dr. Avi Loeb: "Interstellar"

Harvard University astrophysicist Dr. Avi Loeb breaks news that metallic spheres found on the floor of the Pacific Ocean are interstellar in origin, on the same day that he releases his new book "Interstellar: The Search for Extraterrestrial Life and Our Future in the Stars." Original air date 29 August 2023. The book was released on 29 August 2023.