Medically reviewed by Johnstone M. Kim, MD Of the four main eye colors (brown, blue, green, and hazel), the rarest eye color ...

Ever wondered what the most common eye colors are? Well, they might not be exactly what you expected them to be.

According to the World Atlas, about 90% of the global population has dark brown or black hair, and 70% to 80 % of people have brown eyes. It’s not exactly the rarest hair color and eye color ...

Researchers have found that the color of our eyes may hold significant insight into our behaviors, mental health, and ...

Researchers from London's Moorfields Eye Hospital, biotech firm MeiraGTx and University College London have demonstrated that ...