To avoid capture, the Germans attempted to sink the U-boat with time bombs throughout the submarine and opened a sea strainer that caused water to rush inside the hull. US Navy sailors who boarded ...

China is building a new diesel-electric submarine, open-source satellite imagery suggested, as it continues to enhance ...

Satellite imagery spotted a Chinese submarine with its nuclear ballistic missile hatches open while pier-side at a naval base with underground facilities facing the contested South China Sea.

Over eight decades ago, the US Navy made the historic capture of a Nazi U-boat during World War II. A treasure trove of vital German intelligence, the submarine's capture was top-secret. See inside ...

A treasure trove of vital German intelligence, the submarine's capture was top-secret. See inside the U-boat, now a permanent exhibit at Chicago's Griffin Museum of Science and Industry.