Brain-machine interfaces implanted in the participants of this study in the supramarginal gyrus (SMG) and primary somatosensory cortex (S1) were successfully able to decode both internally spoken and vocalized words.

https://www.nature.com/articles/s41562-024-01867-y?utm_source=Live+Audience&utm_campaign=1586f44658-nature-briefing-daily-20240514&utm_medium=email&utm_term=0_b27a691814-1586f44658-52006460 (open access)