https://youtu.be/o57tBeSrWTI
In a new study published in the Journal of Neuroscience, Vanderbilt psychologists Robert Reinhart, a Ph.D. candidate, and Geoffrey Woodman, assistant professor of psychology, show that it is possible to selectively manipulate our ability to learn through the application of a mild electrical current to the brain, and that this effect can be enhanced or depressed depending on the direction of the current.
To learn more about this research, visit http://news.vanderbilt.edu/2014/03/thinking-cap/