New research using functional brain imaging reveals that many patients considered to be in a coma or vegetative state and who are unresponsive may actually be conscious and aware. A full transcript of this episode is available at nejm.org/doi/full/10.1056/NEJMp2408662.

In recent years, substantial progress has been made in developing brain-computer interfaces that could restore the ability of patients with neurodegenerative diseases and other conditions to communicate. A full transcript of this episode is available at nejm.org/doi/full/10.1056/NEJMp2407613.