Core Insights - The research team inspired by the "iron head" of the Asian corn borer has developed a highly impact-resistant hydrogel, which has been published in the journal Advanced Materials [1] Group 1: Material Innovation - The unique properties of the Asian corn borer's head are attributed to its multilayered microstructure, which acts as an efficient energy dissipation system [1] - The newly developed bio-inspired hydrogel exhibits an impact toughness of 23,534 joules per square meter, which is over 1,000 times greater than traditional hydrogels [1] Group 2: Practical Applications - The bio-inspired hydrogel was tested on a drone's anti-collision frame, showing that drones equipped with this material maintained stability and integrity after multiple collisions, unlike those without it [2] - The hydrogel has potential applications in various fields, including smart agricultural machinery, flexible robotics, and wearable devices, enhancing durability and reliability in complex environments [2]

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]

Core Viewpoint - The public science day event organized by the Chinese Academy of Sciences successfully engaged over 5,000 attendees, showcasing the intersection of science and entertainment through interactive experiments and demonstrations [1][2][3][4] Group 1: Event Highlights - The event featured a variety of interactive science experiments, including a performance titled "Nezha is Here! Unlocking the Superpowers in Movies," which explained the scientific principles behind mythical abilities [1] - Attendees experienced hands-on demonstrations, such as water-repellent paper made from modified cellulose, showcasing innovative materials inspired by nature [1][2] - The "Liquid Nitrogen Ice Cream" booth attracted significant attention, illustrating the fun side of science through culinary applications [2] Group 2: Scientific Engagement - The event included over 30 interactive experiments covering diverse scientific fields such as photochemistry, bionic materials, low-temperature physics, and crystal lasers, making complex scientific concepts accessible to the public [2] - A "Low-Temperature Cryotherapy Experience Chamber" allowed participants to experience extreme cold safely, highlighting the practical applications of scientific research in sports recovery [3] - The event fostered dialogue between researchers and the public, transforming complex scientific work into engaging and relatable experiences [3][4] Group 3: Impact on Public Perception - The event inspired young attendees, with children expressing aspirations to invent advanced materials, indicating a successful cultivation of scientific curiosity and ambition [4] - The interactive nature of the event helped demystify scientific research, making it more approachable and enjoyable for the general public [3][4]

Group 1 - The event showcased over 30 scientific experiments covering various disciplines such as photochemistry, bionic materials, low-temperature physics, and laser technology [1] - The theme of the event was "Inquire with Science, Ignite a New Future," highlighting its role as a significant platform for public engagement with science [3] - The event has been held annually since 2005, evolving into a nationwide brand for science popularization with high participation and social impact [3] Group 2 - Interactive activities included a 3D visualization project for protein structures and a treasure hunt game for children to learn science [2] - Public engagement was enhanced through hands-on experiences, such as assembling batteries and understanding targeted drug models [2] - Prominent scientists, including academicians, participated in lectures and discussions, sharing cutting-edge research and inspiring youth to pursue scientific careers [2][3]