Nano implant may help restore sight (Relevant forGS Prelims and GS Mains Paper III)

Scientists have developed a high-resolution retinal prosthesis (an artificial body part) using nanowires and wireless electronics that may aid neurons in the retina to respond to light. How will the technology be beneficial? The technology could help tens of millions of people worldwide suffering from neurodegenerative diseases that affect eyesight, including macular degeneration, retinitis pigmentosa

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