Ukraine claims it used a previously undisclosed underwater drone to strike a Russian Kilo-class submarine in Novorossiysk, and the implications go far beyond one target. This breakdown explains how an ...

Add Yahoo as a preferred source to see more of our stories on Google. Ukraine's internal security agency said it used an underwater drone to damage a Russian submarine. The agency described the attack ...

Tensions are rising in the Strait of Hormuz, one of the world’s busiest sea routes. U.S. carrier strike groups now operate in ...

Submarine 186 Da Nang is the fifth of six Varshavyanka 636.1-class submarines that Vietnam ordered from Russia under a ...

The Security Service of Ukraine (SBU) said it disabled a Russian surveillance plane at an airfield before launching its claimed drone strike on a Kilo-class submarine. The SBU last week released ...

Da Nang of Brigade 189, Vietnam People’s Navy, docked at Cam Ranh after a nearly two-month voyage from Russia.

(CNN) — Ukraine’s domestic security service, the SBU, said Monday that it had carried out an attack on a Russian submarine in the Black Sea port of Novorossiysk, causing critical damage to the vessel ...

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.