The "hum" of neurons communicating Scientists have recorded the "hum" of neurons communicating. This movie shows the response of cells in the cortex to a visual stimulus. Visual Mind Games | From Ramachandran's Notebook | The Electric Brain | Probe the Brain Resources | Teacher's Guide | Transcript | Site Map | Secrets of the Mind Home Search | Site Map | Previously Featured | Schedule | Feedback | Teachers | Shop Join Us/E-Mail | About NOVA | Editor's Picks | Watch NOVAs online | To print PBS Online | NOVA Online | WGBH © | Updated October 2001 |