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Why an octopus might think like an alien

Researcher Dominic Sivitilli goes to the bottom of the sea to study the bizarre mind of the giant pacific octopus.

To understand how aliens might think, Dominic Sivitilli went to the bottom of the sea to find the closest thing: an octopus. Its sophisticated nervous systems and sensitive suckers allow it to do incredible things like escape aquariums — but Sivitilli is learning how each of an octopus' eight arms might actually have a mind of its own. We don’t know yet if alien life exists. But if they do, they might think like an octopus.

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