Most people have never heard of the rare, seven-armed creature MBARI recently filmed in the deep sea. Watch footage of it ...

Almost a half-mile below Monterey Bay's surface, California scientists recorded rare footage of a seven-arm octopus eating a ...

The rare creature, called Haliphron atlanticus, was seen by the Monterey Bay Aquarium Research Institute's biodiversity and ...

Meet the “ghost fish,” a phantom of the abyss. Here’s how we found the first ever proof of its existence just a few years ago. The deep sea is a part of the world that very few humans get the chance ...

Deep-sea creatures exhibit gigantism, with football-sized eyes and van-sized sponges thriving in crushing darkness. These ...

A group of “rarely seen” Gervais’ beaked whales was recently spotted near Madeira, a Portuguese archipelago, photos show. Screengrab from the Magic Dolphin ecotour agency A mysterious group of ...

Cephalopods—the class of animals that comprises octopuses and squids—are ubiquitous throughout the ocean, including in the ...

A mysterious group of deep-sea whales was just spotted near a remote archipelago in the Atlantic Ocean — for the first time in years. The marine creatures — Gervais’ beaked whales — were seen off the ...