The ocean is wide, vast, and terrifying. But for the last 40 years, researchers around the world have been recording audio from hydrophones to try to understand it better. And we've learned a lot. But ...

The U.S. Army wants to reduce sensor to shooter timelines, react to threats faster, and combine all of the systems and ...

After hours: January 10 at 4:01:24 PM EST ...

From Taiwan to the Baltic Sea, undersea cables are under attack in apparent acts of sabotage by U.S. adversaries.

After hours: January 10 at 4:03:34 p.m. EST ...