A photographer who was enjoying a walk on a popular Welsh beach says he became "completely absorbed" after spotting an ...

Octopus and other cephalopods are good at hiding themselves—and are inspiring cutting-edge technologies that may help us do the same.

An octopus showing an unusual outburst of liveliness was caught red-tentacled at the Alabama Aquarium, as it apparently ...

When people think of intelligent animals, they immediately think of dolphins, elephants, and chimpanzees. But one of the most ...

Washington has already banned octopus farming. The bill would further crack down on the practice by outlawing the sale, ...

Stanford researchers have developed a flexible material that can quickly change its surface texture and colors, offering ...

It's one of the most bizarre creatures on Earth, and not just because it looks so different. The octopus can camouflage itself in a flash; squeeze its entire body through a one-inch hole; and their ...