‘Mind-captioning’ AI decodes brain activity to turn thoughts into text image

Revolutionary ‘Mind-Captioning’ AI Translates Brain Activity Into Text

Date: Nov 6, 2025

Category: Health & Technology


A team of scientists has unveiled a groundbreaking artificial intelligence system capable of translating brain activity into coherent text, marking a major leap forward in brain-computer interface technology. Using functional magnetic resonance imaging (fMRI), a non-invasive imaging technique, researchers can now decode the neural patterns associated with thoughts and mental imagery, effectively turning what’s in your mind into readable sentences. Unlike previous mind-reading technologies that required invasive implants, this new approach leverages fMRI to monitor blood flow and neural activity in real time. The AI model is trained on hours of brain scan data as participants listen to stories or imagine specific scenes. Over time, the system learns to associate particular patterns of brain activity with corresponding words, phrases, and even complex sentences. This innovative technology could revolutionize our understanding of how the brain interprets and constructs the world around us. Potential applications range from helping individuals with speech impairments communicate more easily, to advancing neuroscience research by providing a window into the subjective experiences of the human mind. While the technology is still in its early stages and currently requires participants to remain still inside an fMRI scanner, future developments could make mind-captioning more accessible and practical. As AI models and imaging techniques continue to improve, the prospect of seamless brain-to-text communication is becoming increasingly realistic, opening up exciting possibilities for medicine, communication, and beyond. Read the source »

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