The origins of a stash of 220-million-year-old, 40-plus-foot-long ichthyosaur bones at a Nevada site have long puzzled paleontologists. Paleontologist Mark McMenamin explains his controversial theory ...

Most aquatic species have fresh water and salt water varieties, however I cannot remember hearing of a freshwater cephalopod. Do they exist, and if not, what is the most likely reason why not?

Russia is working on a new armed underwater drone designed to kill enemy submarines. The unmanned Cephalopod drone packs small, lightweight torpedoes capable of fatally wounding enemy submarines on ...

How can the soft bodies of coleoid cephalopods so aptly hide in their environment? Why must they? What cells and specialized organs make such crypsis possible for one of the older evolutionary groups ...

Cephalopod champions, assemble! Cephalopod Week has returned for its sixth year of celebration and merriment of all things armed, tentacled, and suckered. And this year, Science Friday’s ...

Imagine a skeleton-less creature with three hearts, with most of its nearly half a billion neurons distributed in eight tentacular arms. Each arm can regenerate like the mythical Hydra and has a mind ...

Sierra Nelson loves cephalopods. Squids, octopuses, cuttlefish—you name it, if it’s a bilateral mollusk with a big-ass head, Nelson is positively gaga over it. Nelson is a Seattle-area poet, and you ...

Cephalopods are a weird group of molluscs with an extensive fossil record - except when it comes to octopuses, which remain a bit of a mystery With the apparent rise in the numbers of some cephalopod ...

From June 18-25, we’re celebrating the 8th Annual Cephalopod Week by awarding one lucky, many-armed invertebrate the award of a lifetime. It’s the most wonderful time of the year! Cephalopod Week is ...