While you dressed up as a witch or zombie this Halloween, these North Carolinians took the form of something much scarier: local species at risk.
These extinct shelled cephalopods ruled the ocean for 300 million years. But how they swam and shaped the seas remains a mystery.
They talk about octopus behavior, fossilized cuttlefish ink, and proper cephalopod grammar.
Researchers who worked on the Event Horizon Telescope have released the first image of a black hole’s shadow. Now what?
Known since Aristotle, no one understood the argonaut octopus—until a 19th-century seamstress turned naturalist took it upon herself to solve its mysteries.