http://www.lastwordonnothing.com/2012/02/09/better-living-through-electrochemistry/

 

http://www.newscientist.com/article/mg21328501.600-zap-your-brain-into-the-zone-fast-track-to-pure-focus.html

 

http://royalsociety.org/policy/projects/brain-waves/conflict-security/?f=1

 

http://www.reddit.com/r/science/comments/pd5bg/zap_your_brain_into_the_zone_fast_track_to_pure/

 

http://www.newscientist.com/article/mg19025471.100-electrify-your-mind--literally.html?page=1

 

https://www.newscientist.com/article/mg19025471.100-electrify-your-mind--literally/