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

Here’s What You Need to Know: Though modest, the range is more than sufficient to put the entire Korean Peninsula and Japan in the Pukguksong-3’s crosshairs. Also sometimes called the Sinpo-class, ...

This mini submarine was designed by Elon Musk to help divers rescue the soccer team trapped in an underwater cave in Thailand.

BREST, France — Gulf countries are making new investments to increase their undersea warfare capabilities, including Qatar with the purchase of Italian-made mini-submarines and Saudi Arabia with the ...

A miniature submarine deployed by NASA researchers has made first contact with the lakes hidden beneath Antarctica's glaciers. The submarine, which is about the size of a baseball bat and can travel ...

The robotic mini-submarine deployed to the Indian Ocean floor to hopefully find Malaysia Flight 370 made a premature return to the surface today after exceeding its maximum depth. The Bluefin 21 is ...

Here’s What You Need to Remember: However, despite the efforts of Allied censors, the Sydney raids did impart a sense of vulnerability to Australians. Civilians moved away from coastal zones, a... Key ...

The U.S. Coast Guard released video Thursday showing its Cutter Munro crew members boarding a self-propelled mini-submarine suspected of smuggling drugs off the Pacific Ocean. Called “a self-propelled ...