Russia's only known submarine in the Mediterranean Sea, the Kilo-class Novorossiysk, was spotted leaving the region last week ...

The Indian government has dismissed a false recent media reports about a purported new agreement with Russia to lease a submarine. These reports emerged just ahead of the scheduled visit of Russian ...

Russia’s latest submarine class is presented as a major leap in stealth and capability. This analysis looks at its design ...

The Su-75 fighter, Khabarovsk submarine, Sarmat missiles and other developments will undergo the last stages of testing.

Ukraine's internal security agency said it used an underwater drone to damage a Russian submarine. The agency described the attack as a first, potentially signaling a new chapter in drone warfare.

Add Yahoo as a preferred source to see more of our stories on Google. Ukraine's security service has unveiled new details about how it set up its strike on a Russian sub. The SBU said it first ...