Researchers at George Washington University are reporting that they’ve discovered the human consciousness on-off switch, deep within the brain. When this region of the brain, called the claustrum, is electrically stimulated, consciousness — self-awareness, sentience, whatever you want to call it — appears to turn off completely. When the stimulation is removed, consciousness returns.

read more Scientists discover the on-off switch for human consciousness deep within the brain | ExtremeTech.