Vision changes are an inevitable part of aging, but why are some more susceptible to age-related eye diseases and why do some ...

A multicenter study led by researchers from the State Key Laboratory of Ophthalmology in China has characterized a distinct ...

Any animal’s eye color is determined by its levels of two melanin pigments: eumelanin, which makes brown-black, and ...

There’s something captivating about cats with blue eyes, but something equally remarkable about the complex genetics behind ...

The shape of a cat's pupil has to do with their lifestyle habits, with nocturnal cats having more slit shaped pupils to help ...