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 ...

Experts say it is an engineering marvel unlike anything seen before. On the shores of the Baltic Sea, in southern Denmark, ...

My kids love Legoland amusement parks. We visited all of the locations in the United States: Florida, San Diego, and New York ...

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.