Learn more about Inspector Clouseau, the only pink manta ray in the world, and what turned him pink.

ORLANDO, Fla. — Two years before its controversial videotaped capture of a giant manta ray last month, a Florida company seized two more of the rare creatures for SeaWorld Abu Dhabi, one of which died ...

Northrop Grumman Corporation has built its Manta Ray uncrewed underwater vehicle, which will operate long-duration missions and carry payloads into the ocean depths in partnership with DARPA. When you ...

The 21st century has become the century of drone warfare, as the technology to pilot drones to distant battlefields and destroy targets becomes an ever-increasing option for the world's militaries.

An enormous underwater drone, built to roam the oceans for “very long periods of time” without refueling, has passed initial tests off California, DARPA announced on Wednesday. “Our successful, ...