Octopuses are up to something. Cephalopods—the class of mollusks to which octopus, squid, and cuttlefish belong—are some of the most intelligent creatures on the planet, and they know it. These ...

Scientists found a deep-sea creature with “massive eyes” in an underwater canyon and discovered a new species near Australia, a study said. Photo from CSIRO Thousands of feet below the surface of the ...

The research vessel E/V Nautilus found a flapjack octopus that uses its tentacles to hide from its bright lights. The research vessel E/V Nautilus found a flapjack octopus that uses its tentacles to ...

Thousands of feet below the surface of the Indian Ocean, a reddish sea creature with “massive eyes” used its “long” arms to move through the water. Something approached the deep-sea animals, caught it ...