Northeastern University researchers are using the pigments in the skin of squid, octopus, and cuttlefish to design new environmentally friendly sunscreen The pigments in the skin of cephalopods, including squid, octopus, and cuttlefish, can absorb ultraviolet radiation. Researchers in Northeastern’s Biomaterials Design Group are studying these animals to find ways to create new, environmentally friendly sunscreen. by Cam Sleeper June 26, 2019