PBS America Follow a palaeontologist who embarks on an Arctic adventure to see how these mammals are coping in a warming world. (S). 2026-05-29 For some, appeasement was the only way. But with Adolf Hitler at the other end of the negotiating table, this was a strategy doomed to failure. (Part 8 of 8) (S). 2026-05-29 1918. As the Armistice bells ring out across the world to celebrate the end of the Great War, a silent killer makes its way home with the soldiers. 2026-05-29 Follow a palaeontologist who embarks on an Arctic adventure to see how these mammals are coping in a warming world. (S). 2026-05-29