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Science and Nature

If Your Hands Could Smell, You’d Be an Octopus

See the unseen at the very edge of our visible world. Get a new perspective on our place in the universe and meet extraordinary new friends. Explore big scientific mysteries by going incredibly small.

If Your Hands Could Smell, You’d Be an Octopus

Season 4 Episode 4 | 3m 12s | CC

Those hundreds of powerful suckers on octopus arms do more than just stick. They actually smell and taste. This contributes to a massive amount of information for the octopus’s brain to process, so octopuses depend on their eight arms for help. (And no, it's not 'octopi.')

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