Ukraine's internal security agency said the attack damaged and disabled a Russian Kilo-class submarine in the port city of ...

An autonomous submarine exploring the remote waters beneath the Dotson Ice Shelf in Antarctica has discovered strange and ...

Kim Jong Un unveils a new 8,700-ton nuclear-powered submarine, escalating tensions in the Pacific. Learn how this stealth ...

Ukraine claims it has carried out the first successful combat strike by an underwater drone against a submarine, damaging a ...

As it tried to demonstrate its continuing ability to fight, Ukraine said it had used drones to inflict serious damage on a ...

North Korea's state media released photos Thursday of what it said was the hull of a nuclear submarine. Its leader denounced ...

This is the moment Ukrainian drones were seen to strike a Russian submarine in the Black Sea port of Novorossiysk, causing ...

THIS is the incredible moment Ukraine sinks a Russian submarine with a sea drone for the first time in history. The Security ...

A British naval supply ship with an on-board helicopter was deployed to track the stealthy Kilo-class submarine Krasnodar, the Royal Navy said.

Through the Ukraine War, the Russian Navy has lost over 20 warships, submarines, landing ships, patrol boats, and support ...

Russia is developing a new type of nuclear submarine to boost its defenses as it faces sanctions and the fast upgrades of ...

The attack with Ukrainian-made "Sub Sea Baby" drones hit the submarine in the port of Novorossiysk where Russia has rebased ...