When the scientists paired two male octopuses in the same setup, the males interacted by touching arms, but they never ...

Octopuses have a way of making familiar rules feel optional. They live on Earth but behave like visitors with a different instruction manual. Scientists study them for answers about intelligence and ...

Dive into the fascinating theory that octopuses might not be from Earth—are they really aliens?.

Octopuses, along with their cephalopod cousins squids and cuttlefish, are considered to be some of the most intelligent invertebrates out there. They have large brains and are able to quickly master a ...