Braces, rubber bands, even jaw surgery—millions endure them in pursuit of a straighter smile. But were misaligned smiles ...

"Lips are fundamentally important for eating, respiration and speech," Noël Cameron, a professor of human biology at Loughborough University in the U.K., told Live Science in an email.. Lips are ...

Modern human and archaic Neanderthal skulls side by side, showing difference in nasal height. CREDIT: ... lip, jaw, and brow shape. More deals, reviews, and buying guides.

Human lips enjoy the slimmest layer of skin on the human body, and the lips are among the most densely populated with sensory neurons of any body region. When we kiss, ...

A lost chapter in human evolution has been revealed after an analysis of modern DNA found that we come from not one but two ancestral populations—ones that drifted apart and later reconnected ...

An analysis of genomes from some of the earliest modern humans to live in Europe reveals their ancestors interbred with Neanderthals in one period between 43,000 and 50,000 years ago.

Did modern humans evolve suddenly or over a long period of time? Image: Fredrik Sandén/Flickr Modern humans, Homo sapiens, originated in Africa sometime between 200,000 and 100,000 years ago. I ...