Researchers unveil octopus-inspired smart skin that hides images, changes shape, and encodes data via 4D printing.

"Cephalopods use a complex system of muscles and nerves to exhibit dynamic control over the appearance and texture of their ...

Learn about the groundbreaking 4D printed hydrogel that mimics cephalopod skin, transforming with heat and mechanical stress.

With possible applications in information encryption and adaptive camouflage, the material is a programmable hydrogel film, the appearance, texture and mechanical response of whic ...