Acknowledging that differences in the shape of the human nose may come down to a random process called genetic drift, the researchers also established a role for natural selection. To demonstrate ...

Their interest was twofold: how did genetic drift affect nose shape, and how much did varied natural selection in different environments contribute to this trait? “Often, people don’t consider the ...

They discovered that the below facial features are those most likely to be genetic: Shape at the end of the nose Area above the lips Cheekbones Inner corners of the eyes Area below the lips So ...

Narrow, flat, hooked, button, straight, or none of the above, the human nose comes in myriad shapes and sizes. But no matter how noses look, they all share at least one common function: to warm and ...