See how a gene therapy improves a blind man’s ability to see | Science News

A man who has a degenerative eye disease is able to detect light, but can’t usually pick out objects. After optogenetic therapy and months of training with special goggles that send pulses of light to his treated eye, he was able to see a book and bottle of hand sanitizer on a table. Learn more: Video: StreetLab/Institut de la Vision, . Sahel et al/Nature Medicine 2021