The U.S. Navy took delivery of its 25th Virginia-class fast-attack submarine — the USS Massachusetts (SSN-798) — in November ...
Japan’s Taigei-class submarine—the “Big Whale”—is the first submarine class designed entirely around lithium-ion batteries, abandoning traditional Air-Independent Propulsion altogether. At just $700 ...
Ever looked at a project that seemed so out there and fantastical you thought, "That will never materialize beyond pretty computer renderings on my touchscreen?" We do so multiple times on any given ...
There are four key metrics that a submarine has: crew capacity, weaponry payload, deployment period (how long it can remain submerged), and of course, its speed. And while the first three measurements ...
Submarines are among the most specialized vessels in a country's navy, thanks to their inherent characteristics which favor stealth, surveillance, and ambushes. Submarine warfare has been a staple of ...
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. The Taigei class are Japan’s newest diesel-electric submarines.