Sky History2 Superfortress: The story of the prolonged development and the initially troubled operational history of the Boeing B29 Superfortress. (4 of. 2026-04-02 The story of a deadly war that intertwines Germany, Poland, Japan, Italy and Spain, and the remorseless development of weapons and bombers. (5 of. 2026-04-02 During Italy's reconquest, the Allies faced the Winter Line and called in the First Special Service Force, elite troops trained for brutal terrain warfare. 2026-04-02 From gunpowder to missiles, were these lethal weapons the product of human innovation or created with help from another, otherworldly source. 2026-04-02 Throughout history, spiritual leaders known as shamans have healed, protected and advised. Could they really be in contact with extraterrestrial realms. 2026-04-02 Is biological life merely a stepping stone for a universe dominated by alien artificial intelligence. 2026-04-03