Human anatomy reflects millions of years of adaptation, and not all of it is efficient by modern standards. Some structures ...

Human evolution is often told as a tidy story of adaptation, yet some of our most familiar body parts still defy ...

New research finds there is significant variation in the anatomy of the human digestive system, with pronounced differences possible between healthy individuals. The finding has implications for ...

Does the human body contain any truly useless parts? Arguably, yes — but they might not be the ones you assume. Some body parts, like the male nipple, arguably serve no useful function. But others, ...

RICHMOND, Va. — What makes you happy? Is it the rich taste of chocolate, the serenity of a long walk on the beach or the rush of skateboarding? No matter what brings you joy, the impact of happiness ...

Your anatomy operates like a machine, it's success hinging on the work of over 70 organs, each with a unique function. From the heart's blood-pumping ability to the liver's filtering power, each ...

As a kid of the 1970s, Mary Roach sat in front of the TV watching “The Six Million Dollar Man” promise a techno-rebirth. “We can rebuild him,” the narrator intoned. “Better than he was before. Better.