http://www.news-medical.net/?id=42266

A group of neuroscientists at Arizona State University has developed pulsed ultrasound techniques that can remotely stimulate brain circuit activity.

Their findings, published in the Oct. 29 issue of the journal Public Library of Science (PLoS) One, provide insights into how low-power ultrasound can be harnessed for the noninvasive neurostimulation of brain circuits.


Heres some more links

http://www.techradar.com/news/world-...e-brain-480595

http://io9.com/5071758/ultrasound-ca...ngs-in-college