Underwater exploration: Seabed survey in action

These electric robots are mapping the bottom of the ocean | CNN Business

Underwater security footage from a deep-sea research cam, activated at 3:04 AM, shows a strange marine creature gliding through the black abyss—its body serpentine and segmented, covered in massive, overlapping scales that shimmer faintly. From its elongated head sprout thick, coiling tentacles that writhe independently, brushing against the seabed as if sensing vibrations. It makes no sound, leaves no wake, and moves with unnatural silence. After a few seconds, it locks its multiple eye cluster