Group 1 - The exhibition "Time and Sound - Decoding Leonardo da Vinci's Art, Technology, and Natural Rhythm" opened at the National Museum of Nature, showcasing a humanoid robot model named "Andro" based on da Vinci's designs from over 500 years ago [1][2] - The "Andro" robot operates using a water-driven mechanism, which involves two floating cylinders that move as water enters, triggering a central spiral column to rotate [2] - The exhibition features 23 restored physical models based on da Vinci's manuscripts, 6 original ancient books, 74 digitally restored manuscripts, 4 digital art restorations, and 1 original work by da Vinci, highlighting his multi-disciplinary creative achievements [2] Group 2 - The exhibition has attracted over 150,000 visitors since its opening and will conclude in late October [3] - The National Museum of Nature is one of the first national first-class museums, focusing on collections and research in paleobiology, zoology, botany, and anthropology [3] - The museum's collection is expected to reach 460,000 items by the end of the year, with an annual growth of 30,000 items, potentially reaching 600,000 items by the opening of a new facility in 2029 [3]

Core Viewpoint - The integration of natural science with social science and humanities is essential for the future development of natural museums, as exemplified by the exhibition of Da Vinci's works and the discussions at the forum [1][2]. Group 1: Exhibition and Integration - The exhibition "Time and Sound - Decoding Da Vinci's Art, Technology, and Natural Rhythm" features replicas of Da Vinci's designs, including flying devices inspired by bats and hydraulic humanoid robots [2]. - The exhibition emphasizes Da Vinci's learning from nature, showcasing how his observations of natural phenomena influenced his inventions [2]. - The exhibition also includes elements of Chinese culture, highlighting similarities between Da Vinci's weapon designs and ancient Chinese manuscripts, suggesting a cross-cultural exchange of ideas [2]. Group 2: Forum Discussions - The forum "Technological Innovation and Sustainable Development of Natural Museums" brought together leaders from various natural museums to discuss future paths for development [1]. - Johannes Vogel, director of the Berlin Natural History Museum, emphasized the role of natural museums in breaking the perception of opposition between humans and nature [3]. - Douglas Gurr, director of the British Natural History Museum, introduced the "Urban Nature Movement," which aims to connect urban youth with nature through outdoor educational activities [3].