Any mistake at sea can be deadly, but on a sub the stakes are even higher. Here are five of the worst military submarine ...

Attack submarines, guided missile submarines, ballistic missile submarines, and miniature submarines are the four basic ...

The USS Cobia, a US Navy submarine, sank 13 enemy ships and rescued seven downed American pilots during World War II.

At the time, it may have been wise to be sceptical: nuclear submarines are among the costliest and most complex weapon ...

Project 75 India (P-75I) was first envisioned in 1998 as part of a 30-year submarine-building plan, set to conclude in 2030.

The report said that China has continued its "rapid nuclear expansion" and the Pentagon estimates that Beijing has over 600 ...

Countries like Australia, Brazil, China, Iran, Japan, Russia, the UK, and the U.S. are heavily investing in submarines ...

James earned the warfare device, or “dolphins”, while embarked aboard the Virginia-class fast-attack submarine USS Vermont ...

The Collins Class national security disaster is a $20B submarine mess, atop the well-known $368B AUKUS submarine ...