Secret Weapons of World War II (2023)

S1E4 Secret Weapons at Sea

World War Two revolutionized naval combat, highlighting the importance of covert technologies. This episode delves into these significant advancements. We look at developments in submarine warfare, featuring the Japanese I400 submarines and the German Type XXI U-boats, as well as innovative systems like the URSEL Rocket U-boats and the UGS Manta, a vessel that combines hydrofoil speed with the stealth of a midget submarine. Remarkable engineering feats, including Mulberry Harbours and Yamato-class battleships, reflect nations' ambitions for superiority. We also explore bold ideas, such as an aircraft carrier made from Pykrete.