The U.S. Navy has added a powerful new nuclear attack submarine to its fleet, reviving the name of a storied World War II ...

The move raises the stakes over the Trump administration’s attempt to seize the Bella 1, which officials say is part of fleet transporting illicit oil.

The U.S. Navy is expected to give General Atomics flight clearance for anti-submarine warfare operations using the MQ-9B ...

As it tried to demonstrate its continuing ability to fight, Ukraine said it had used drones to inflict serious damage on a Russian Kilo-class submarine at a Black Sea port. By Maria Varenikova ...

The U.S. Navy has some of the most advanced nuclear submarines in the world. Its newest addition is named after an important ...

Ukraine says underwater drone strike is historic first Russia denies attack caused any damage Attack hits Kilo-class, missile-carrying submarine Vessel was in Russia's Novorossiysk port in Black Sea ...

Prairie dog celebrates with a big Wahoo and bark.

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 ...

The British navy said Thursday it tracked a Russian submarine navigating through the English Channel for three days, as it steps up efforts to police its seas against such threats. A British naval ...

Ukraine said it had used underwater drones to strike and critically damage a Russian submarine, claiming a first in maritime warfare and mounting a display of Ukraine’s ability to find innovative ways ...

Hughes was going to do the unthinkable with it: mine manganese nodules right from the ocean floor. So, when the Glomar sailed ...