China has ramped up its production of nuclear-powered submarines over the past five years to the point where it is launching subs faster than the United States, threatening to negate a sea-power ...

The systems are designed to improve situational awareness and communication among submarine crews.

Summary and Key Points: The U.S. Navy’s undersea dominance is threatened by a shrinking force structure and an overstretched ...

The U.S. Navy today possesses the most technologically advanced submarine force in the world. Its nuclear-powered attack submarines and ballistic missile submarines remain unmatched in speed, ...

Add Yahoo as a preferred source to see more of our stories on Google. China's submarine fleet is improving, making advancements in stealth. In a war, China's subs could put up a tough fight in the ...

China’s large fleet of air-independent propulsion (AIP) submarines is set to become significantly more lethal. The introduction of the next-generation YJ-19 hypersonic missile dramatically elevates ...

Diesel-powered submarines present a challenge that may seem paradoxical at first. Their engines require ...

Ohio-class ballistic missile submarine USS Pennsylvania arrives at Naval Base Kitsap-Bangor following routine operations at sea, Oct. 27, 2025. (Mass Communication Specialist 1st Class Ryan Riley/U.S.

The focus of national security is shifting from territorial defense to maritime capabilities. Factors like sea lines of communication, energy ...

China's submarine fleet is improving, making advancements in stealth. In a war, China's subs could put up a tough fight in the First Island Chain, analysts say. China has also prioritized sensors and ...