The idea that octopuses might be aliens emerged from the theory of panspermia (Stelele 2018), according to which life on Earth is not entirely of terrestrial ...

You've probably heard the theory before – it's that the octopus is not from earth. They're aliens. They are so different from anything else on this planet, that they must have come from a different ...

If an alien intelligence were hiding somewhere on Earth, many scientists suspect it might look something like an octopus.

With three hearts, blue blood and arms that appear to think independently, the octopus may be one of Earth’s strangest creatures—rewriting what scientists thought intelligence.

If humans vanished, evolution might not crown another primate. One unlikely marine predator has the brain, dexterity, and ...

‘I certainly wouldn’t have wanted to go swimming in the ancient oceans if these things were swimming around,’ one scientist said. Illustration: Hokkaido University. For centuries, humans have told ...