New research uncovers potential genetic advantages–and disadvantages—linked to having red hair. Here's what's behind this.

DNA traits are the genetic codes that explain why you look, think, and even behave in certain ways. Each of us has a unique combination of genes that constitute our genetic blueprint. The DNA ...

Genetics are a big part of it, like you would expect, but its a bit more nuanced than what we learned in high school biology.

Eye color is a complex genetic trait determined by pairings of genes passed on from each parent. Scientists once believed eye color was determined by a single gene, but advances in genetic research ...