Exclusive footage reveals a mini-sub that can travel for months carrying explosives and surveillance equipment.

Submarines have been used in warfare for centuries. Undersea warfare has come a long way since the first experimental contraptions took to the seas. The modern nuclear-powered submarine represents a ...

News broke that a Chinese warship seized an underwater drone belonging to the U.S. Navy. Unarmed and six feet in length, the drone, which resembles an oversized children’s bath toy, was meant to help ...

Some of America's closest European allies say they're already in a gray zone between peace and war with Russia.

China’s Victory Day parade in September showed off a new, uncrewed submarine the size of a semi-truck — meant to keep tabs on US vessels and seafloor cables — and shined a spotlight on Beijing’s ...

President Donald Trump said Saturday that a U.S. military strike destroyed a "very large drug-carrying submarine" in the Caribbean this week, killing two suspected narco-terrorists and capturing two ...

Britain and Germany will join forces to hunt down Russian submarines. The Royal Air Force (RAF) and Deutsche Marine aircraft ...

More unidentified drones were spotted in Europe on Thursday night, disrupting flight services at Germany's second largest airport, in Munich. Belgian defense officials are also investigating sightings ...

The military expects to receive the first two of four MQ-9B "SkyGuardian" drones it ordered from the US in the third quarter of next year as scheduled, an air force general said today.