A New Look at Sight

Among the many recent experiments and advances in helping the blind see is an idea that visualizes a new sort of solution. Instead of implanting devices into the brain or the cornea that bypass damaged areas, Israeli scientist Zeev Zalevsky hopes that his electrode-covered contact lenses will stimulate the cornea, which will learn to interpret those patterns as images: http://www.economist.com/blogs/babbage/2013/06/giving-sight-blind