Craig Foster spent a year diving — without oxygen or a wetsuit — into the frigid sea near Cape Town, South Africa. One octopus began coming out of her den to hunt or explore while Foster watched.

Who knew that an octopus could paint so well? Check out this video where an octopus at the Florida Aquarium in the US has been showing off its artistic skills!

A brief video clip of a dramatic octopus encounter documents a surprising moment in undersea mating behavior, says anthropologist Barbara J. King.

Is it ethical to eat octopuses? An acclaimed octopus expert and marine biologist weighs in Marine biologist Dr. David Scheel spoke about his new book, "Many Things Under A Rock" ...

Celebrities have called the Netflix film "My Octopus Teacher" a touching tearjerker. Really, a documentary about a sea creature? Yes, really!

Octopus Energy has raised $900m from former US vice-president Al Gore’s sustainable investment group and Canadian pension fund CPP Investments, pushing its valuation close to $5bn, rivalling ...

In that scenario, an octopus (labeled "D") evicted another (labeled "C") from its den and then spent 40 minutes guarding the den and keeping other octopuses from entering or occupying it.

Universe of Art How A Diver And Artist Brought A Mysterious Octopus To Light In 1990, diver Arcadio Rodaniche’s findings about a highly social octopus were dismissed. Decades later, his work was ...

A giant pacific octopus will be part of "Octopus Den," where visitors enter a cave and find a floor-to-ceiling display for the animal to explore and show it's color-changing, shape-shifting behavior.

Craig Foster spent a year diving — without oxygen or a wetsuit — into the frigid sea near Cape Town, South Africa. One octopus began coming out of her den to hunt or explore while ...