The most dangerous time to them is the 2030s when the Columbias become operational and the Ohios become non-operational, said Rear Adm. Scott Pappano, and the margin is now determined by a fraction of ...

Add Yahoo as a preferred source to see more of our stories on Google. Delegates visit the Saab stand at the Euronaval 2024 naval defense equipment fair in Villepinte, near Paris, on Nov. 4, 2024.

Polish submarine ORP "Sep," decommissioned in 2021, takes part in a NATO exercise in 2014. (Janek Skarzynski/AFP via Getty Images) WARSAW, Poland — Defense officials have sent requests for information ...

The U.S. Navy’s newest stealth submarine isn’t just quieter, it’s smarter. The USS Massachusetts (SSN-798), part of the Virginia-class Block V line, completed trials this year and represents a major ...

It's one part of a $345-million deal that's conditional on Hanwha Ocean winning a multi-billion-dollar contract to provide as ...

China's new Type 096 submarine, with a submerged displacement of 15,000 to 20,000 tonnes, can target the US from its home waters with a missile range of 6,000 miles.