➀ Researchers at Tokyo University of Science have developed a self-powered solar cell-based device that mimics human synaptic behavior. The device is designed to enhance edge AI processing by efficiently handling time-series data. ➁ The novel invention, inspired by the eye’s afterimage phenomenon, addresses limitations of existing physical reservoir computing systems. ➂ The device is expected to have applications in surveillance systems, wearable technology, and automotive manufacturing, offering energy-efficient, high-accuracy AI solutions.