Modern cataract surgery is a safe, effective procedure, but it wasn't always this way. The earliest record dates back to the fifth century BC.

On November 29, 1949, Sir Harold Ridley performed a surgical procedure to replace a clouded lens in the eye of a London cataract patient with the world’s first artificial one. His invention, dubbed ...

The pieces of plastic remained in the pilots' eyes for years; when British ophthalmic surgeon Sir Harold Ridley examined them, however, he was amazed to see that these foreign materials did not ...