What determines the shade of your peepers? Experts weigh in on the rarest eye color in the world—and the genetics behind it.

Exactly how is a person's eye color determined? It depends on the amount, type and distribution of melanin, or pigment, in the iris of the eye, a genetics expert reveals — and more.

According to a 2018 study published in Nature, the OCA2 gene, which is important for eye color, also interacts with the MC1R gene and can reduce your likelihood of having red hair.

Several genetic markers contribute to our final eye color shade. A baby born with blue eyes can have brown eyes by their 1st birthday.

As the star of classic '40s films like Heaven Can Wait, Laura, Leave Her to Heaven and The Ghost and Mrs. Muir, Gene Tierney was known for her stunning beauty and powerful performances. Tierney ...

Learn more about babies’ changing eye colors, why they’re born with blue eyes, and how genes play a role in eye color.

Wong says "hazel eyes are thought to be the most complex and varied eye color," in another Instagram video post shared in December. This is down to their color being a mix of gold, brown and green.

Scientists have identified a gene responsible for some inherited retinal diseases (IRDs), which are a group of disorders that damage the eye's light-sensing retina and threatens vision ...

Black hair? Green eyes? More than 160 genes determine your coloration, and their interactions are incredibly complicated.

A chocolate doodle with a "color fading gene" is seen before starting to turn gray. @acatalanottomack/TikTok Based on the clip, the pup's fur clearly appears to have changed color with the years.

While your eyes bring the world your way, the origins of eye color are fascinating and even mysterious.