The frozen edges of Antarctica are less stable than they appear. Beneath the wide, seemingly immovable shelves of ice, the ...

Submarine warfare is a constant battle between concealment and detection. In cold regions like the Arctic, submarines must ...

Beneath Antarctica's vast expanse of ice sit hundreds of canyons, some up to tens of thousands of feet deep. These complex formations under a seemingly barren landscape play a significant role in ...

Engineers have taught a simple submarine robot to take advantage of turbulent forces to propel itself through water. Small autonomous underwater vehicles, like the drones of the sea, could be very ...

America's national security relies in part on the U.S. Navy's nuclear-powered submarines, which can operate more than 800 ...