Controlling a prosthetic arm by just imagining a motion may be possible through the work of Mexican scientists at the Centre for Research and Advanced Studies (CINVESTAV), who work in the development of an arm replacement to identify movement patterns from brain signals.<br><br><a href="http://medicalxpress.com/news/2014-08-prosthetic-arm-neural-messages.html">READ MORE ON MEDICAL XPRESS</a>