But scientists are still puzzling over why we evolved into this particular form. Why do humans uniquely have a chin, for ...

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Human-AI interactions can resemble human-human social interactions, with computers, and especially AI-driven technologies, becoming increasingly important social actors. It is in these interactions ...

On Valentine’s Day in 2018, a team of scientists walked across a flat expanse in the badlands of northeastern Ethiopia, scanning the ground for fossils. An eagle-eyed field assistant, Omar Abdulla, ...

Researchers at the University of Maine are theorizing that human beings may be in the midst of a major evolutionary shift—driven not by genes, but by culture. "Human evolution seems to be changing ...

The human body is a machine whose many parts – from the microscopic details of our cells to our limbs, eyes, liver and brain – have been assembled in fits and starts over the four billion years of our ...