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Core Insights - A biodegradable artificial synapse has been developed by scientists at Ulsan Institute of Science and Technology, which can extend memory retention time to nearly 100 minutes, marking a significant advancement in sustainable neuromorphic technology [1][2] Group 1: Performance and Structure - The artificial synapse is made from natural, environmentally friendly materials such as shells, legumes, and plant fibers, and features a layered structure that mimics brain synapse functions [1] - The device operates with extremely low energy consumption, requiring only 0.85 femtojoules per signal transmission, significantly lower than the 2.4 to 24 femtojoules needed by natural brain synapses [1] Group 2: Biodegradability and Environmental Impact - The ion-active layers and the binding layer of the device can naturally decompose in soil within approximately 16 days, ensuring that no harmful substances are left behind after degradation [2] - This development addresses multiple challenges in creating neuromorphic devices that are low-power, stable, durable, and biodegradable, paving the way for environmentally safe interactions [2] Group 3: Application Potential - A simple robotic system has demonstrated the potential applications of the device, where it can amplify signals in response to heat, mimicking human reflex actions [2] - The research indicates the possibility of developing eco-friendly robots that can learn, respond to environmental stimuli, and safely decompose after completing their tasks [2]