Core Insights - Researchers in the United States have developed a new material inspired by the camouflage ability of octopus skin, which can change surface texture to create realistic appearances for various applications [1][2] - This technology has potential uses in manufacturing new types of displays, wearable devices that can alter their appearance, and flexible robots capable of camouflage [1] Group 1: Material Development - The polymer material, known as PEDOT:PSS, expands when absorbing water and contracts when releasing moisture upon contact with isopropanol, allowing for reversible shape changes [2] - Researchers utilized electron beam irradiation to modify the water absorption properties of different areas of the polymer film, creating desired surface "topographies" with micron-level precision [2] Group 2: Technological Advancements - Unlike previous methods, this technology allows for dynamic activation and deactivation of textures without altering color, enabling realistic dynamic appearances [2] - The flexible substrate used in this thin-film system allows for easy integration into products of various shapes and sizes [2]