The animal was spotted more than 5,500 feet underwater by a research expedition. The Ocean Exploration Trust's Nautilus mission ran into the octopus while live-streaming. Rare footage shows an unusual ...

Are you a fan of the ocean and intrigued by everything that lives in it? I certainly am, and so when I stumbled across this amazing video of a glass octopus, I couldn't stop watching it! I've never ...

Exploring the deep ocean comes with the chance to encounter all kinds of weird and wonderful species. You could come face to ...

Researchers caught a glimpse at what they dubbed a "sharktopus" -- a bizarre sighting of the tentacled creature clinging to the back of a shark. Youtube/University of Auckland Forget “sharknado” — ...

Liittschwager's response: "I want to see." "That license to stare that photographers have? I've always liked that," David Liittschwager tells NPR. "You're rarely given the permission to really, really ...

A beloved octopus that has drawn thousands of people's attention at the Aquarium of the Pacific has entered the final phase of its life, which will be fully devoted to eggs that can never hatch. Ghost ...

Octopuses and their arms are still a bit of a mystery. Not because scientists don't know how they work; their arms are boneless hydrostats, made up of groups of muscles working together, and capable ...

For scientist Dominic Sivitilli, a Ph.D. candidate in astrobiology and psychology at the University of Washington, the answer is under the sea. “The octopuses’ long, separate evolution toward ...

Rare footage shows a "Dumbo" octopus swimming near a submersible in the deep ocean. The animal was spotted more than 5,500 feet underwater by a research expedition. The Ocean Exploration Trust's ...