Scientists have built a new type of prosthetic retina that could someday restore detailed sight to the millions of people who've lost their vision to retinal disease.
Neuroscientist Sheila Nirenberg, of Weill Cornell Medical College in New York, and postdoctoral student Chethan Pandarinath have enabled blind mice to see nearly normal images of everything from human and animal faces to complex panoramas of Central Park.
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