Octopuses have spent the last few decades quietly upending what scientists thought they knew about intelligence outside the ...

When people think of intelligent animals, they immediately think of dolphins, elephants, and chimpanzees. But one of the most intelligent problem-solvers is hiding deep beneath the surface, called the ...

Octopuses already exist in a strange corner of the animal world, with soft bodies, problem-solving brains, and the ability to change color in a blink. Even within that group, a handful of species push ...