The Virginia-class attack submarine program was supposed to deliver two boats a year. Instead, production is stuck around 1.2 ...

The S-class submarine’s legacy endures as a testament to undersea warfare’s evolution, and the brilliance of early 20th century British submarine designs. The British S-class submarine was one of the ...

The U.S. is building 12 Columbia-class submarines armed with ballistic missiles to serve as its sea-based nuclear deterrent ...

In a sense, Sweden’s A26 submarine is a microcosm of Europe’s defense woes: it can build amazing platforms, but cannot build ...

Sweden’s next-generation A26 Blekinge-class submarine is poised to become the premier conventional hunter-killer of the ...

Conversion of the USS Ohio into a cruise missile submarine (SGN) began in November 2002. The work was completed in January ...

In this Tuesday, July 1, 2014 photo, a missile hatch for a Virginia class nuclear powered submarine is worked on by Electric Boat employees at the company's Quonset Point facility, in North Kingstown, ...

By Adm. James G. Foggo III and Steven Wills, Ph.D., Defense Opinion Writers. Once again, the undersea domain is growing ...

JS Sogei, the sixth Taigei-class submarine, entered the water in a ceremony held at KHI’s shipyard in Kobe City, Japan, Oct. 14, 2025. Credit: Japan Acquisition, Technology & Logistics Agency Japan’s ...

India leases a Russian Akula-class nuclear submarine, K-391 Bratsk, to become INS Chakra III. Secure advanced underwater ...

A group representing the U.S. Navy’s “Silent Service” is pressing for new research on environmental hazards in submarines.