This DIY Robot Can Feed You, Be Controlled with Just a Look
From: PC World - 05/26/2012
By: Kevin Lee

Six electrical- and computer-engineering students from Northeastern
University thought that robotics’ most useful creation should be used in more
ways to assist mankind. And so they hacked together a robotic feeding arm
that you can control with your just eyes. 

Read the entire article and view a video (3:17) at:
http://www.pcworld.com/article/256335/this_diy_robot_can_feed_you_be_controlled_with_just_a_look.html

Links:
Engineering capstone offers independence to physically disabled
http://www.northeastern.edu/news/2012/05/engineering-capstone-offers-independence-to-physically-disabled/

Northeastern University students develop eye controlled robotic arm that's
  happy to feed you 
http://www.engadget.com/2012/05/24/northeastern-university-students-develop-eye-controlled-robotic-arm-to-feed-patients/