Paola Binda News Today

A subretinal implant partially restored central vision in some patients with atrophic macular degeneration.

You might know that the size of the pupils in our eyes changes depending on how well lit our environment is, but theres more to the story: Scientists have now discovered that the pupil also shifts in size depending on how many objects were observ

Around a decade ago, groundbreaking research found that pupils don’t only detect light. Now, a new Nature Communications study finds they can perceive