The Soviet K-278 Komsomolets, a titanium-hulled "Mike-class" submarine, set the record for the deepest dive by a military ...

The Soviet K-27 submarine, launched in 1958, was an ambitious but flawed experiment with lead-bismuth-cooled reactors. On May ...

In August 2000, the Russian nuclear-powered submarine Kursk sank in the Barents Sea after an explosion in its torpedo room, ...

In 2005 war games, the USS Ronald Reagan, a $6 billion aircraft carrier, was "sunk" by the HMSM Gotland, a diesel-powered ...

The USS San Francisco, a Los Angeles-class nuclear submarine, survived a catastrophic collision with an uncharted seamount in ...

In 2005, the USS San Francisco, a Los Angeles-class submarine, collided with an uncharted undersea mountain, resulting in ...

Poland has a secret weapon. No, not just the Abrams main battle tanks, F-35 stealth fighters, Patriot air defenses, Apache ...

The Russian government needs to sign off on an S-400 transfer. Obviously, a transfer to Ukraine wouldn't be approved, but ...

The USS Miami, a Los Angeles-class nuclear-powered attack submarine, was tragically lost in 2013 after a fire broke out while ...

In May 1968, the USS Scorpion (SSN-589), a nuclear-powered Skipjack-class attack submarine, mysteriously sank in the Atlantic ...