Add Yahoo as a preferred source to see more of our stories on Google. China has unveiled the design of an unprecedented large uncrewed diesel-electric drone submarine. An online defense news outlet ...

Modern submarines carrying cruise missiles, ballistic missiles, and advanced torpedoes now serve as the primary platforms for nuclear deterrence and long-range strike capability, with the United ...

In modern naval warfare, few details are as tightly protected as a submarine’s propeller design. While it may seem like a simple mechanical component, the propeller — often referred to as the “screw” ...