The Southern Cross NEXT is a 15,857-kilometre (9,853-mile) network of submarine cables that links Sydney and Auckland, as ...

Ukraine said its Neptune cruise missile now has a range of over 600 miles and has already been used in combat.

China’s deep-sea mining deal with the Cook Islands risks leaving the United States behind in critical minerals essential for energy, defense, and tech.

Watch What Makes Virginia Class the Ultimate Attack Submarine on Interesting Engineering. Explore the latest in technology!

Deep-sea fish thrive in extreme pressure, darkness, and pollution, revealing new survival mechanisms and threats.

In the cold, lightless Pacific Ocean deep, the seabed is scattered with metal-rich rocks coveted by miners—and huge numbers ...

A drone's descent into the Great Blue Hole takes a shocking turn when a deep-sea predator attacks unexpectedly. What unfolds ...

Set sail for Kure, a coastal gem in Hiroshima Prefecture with a rich naval heritage and breathtaking views of Japan’s Inland ...

A Royal Netherlands Navy frigate test fired a Tomahawk guided-cruise missile off the coast of Norfolk, Va., on Tuesday ahead ...

Debris produced by human activity has now been spotted at a depth of 5,112 meters (3.2 miles) in the Mediterranean Sea.

In 1917, a civil engineer pioneered the first deep-sea vehicle to attempt filming underwater. A century later, we have James ...

Singapore is replacing its aging maritime patrol aircraft in hopes of a performance jump to confront a more challenging geopolitical environment, including the proliferation of regional submarine ...