Genetics, right? Sort of. Scientists just learned it’s a bit more nuanced than high school biology.

Eye color is shaped by a complex interplay of genetics, microscopic iris structure, and the way light scatters within the eye. While lighting, pupil size, and clothing can make eyes appear to change ...

A husband demanded a paternity test after his baby was born with blonde hair and blue eyes, not realizing two brown-eyed ...

An inherited form of blindness directly comparable to a common inherited optic nerve disease in humans has been discovered in ...

An inherited form of blindness directly comparable to a common inherited optic nerve disease in humans has been discovered in ...

Genetic and biological information about this relatively rare eye color variation ...

The unusual-looking crustacean is two-toned, with a line dividing its body into an orange side and a brown side. This can ...

The Epstein files reveal beliefs about race, eugenics, and engineering humans that run to the heart of Silicon Valley.

An inherited form of blindness directly comparable to a common inherited optic nerve disease in humans has been discovered in ...

Cavapoo Who Looks Like Teddy Bear Attends 'Pupchella' and Can’t Stop Smiling Coast and Willow are 14 months apart, though big ...

In a new study in Biology Letters, researchers show that humidity can temporarily change the color of a North American sweat ...

If you have a pet, you’ve probably seen how quickly animals can take over social media. One cute post turns into a steady ...