From a scientific perspective, green eye color is the result of a subtle mix between iris pigmentation and light diffusion.

A new surgical procedure to permanently change eye color is gaining traction in the U.S. But many ophthalmologists fear ...

Iris tattooing and implants can give you a whole new look, but experts urge caution due to complication risks.

The researchers also reported a statistical "spike" in the incidence of light eye color at this time, which suggested that blue or green eyes were more prevalent at that time than earlier or later.