Eye color genetics is complex, with multiple genes from each parent determining a person's eye color. Scientists once believed a single gene controlled eye color, but research shows that more than 50 ...

See more of our trusted coverage when you search. Prefer Newsweek on Google to see more of our trusted coverage when you search. They say the eyes are "the window to the soul" and there's certainly ...

Medically reviewed by Johnstone M. Kim, MD Key Takeaways Gray and green eye colors are the rarest in the U.S., although extremely rare red color can occur with albinism.Eye color is determined by the ...