Add Yahoo as a preferred source to see more of our stories on Google. Ukraine’s domestic security service, the SBU, said Monday that it had carried out an attack on a Russian submarine in the Black ...

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 and ...

On the twelfth of August 2000, the Russian navy held its most massive naval exercise since the fall of the Soviet Union. Due to a technical error the “unsinkable” Russian submarine, the Kursk, well, ...

Ukraine's SBU domestic security service has released new footage it says shows the country's preparations for attacking a Russian submarine in the Black Sea port of Novorossiysk earlier this month.

At its current production rates, China is likely to have a far more menacing submarine force than Russia in short order—though its quality is still uncertain.