50 years ago a movie called "Fantastic Voyage" created which sparked interest in science to many, many people all over the world for years to come.  One of those kids was a young Dr. Jose Serrano-Moreno.  In this episode our guest, Dr. Serrano-Moreno, leads us on a journey where cells talk to other cells through electric signals.Our guest talks about his love of Wall-E, how to teach people science by "Acting/performance learning" and concussions.Correction: Isaac Asimov did not write the script to the Fantastic Voyage.  He did write a novel based on the movie and tried to correct scientific inaccuracy.Image courtesy of MGH-UCLA Human Connectome Project