For that matter, how do we reliably recognize the same person when we see them out ... “The day that we fully understand how the human brain performs face identity recognition, we'll have ...

Unlike other objects from the site — such as the Venus of Vĕstonice, which lacks facial features — this face seems to be individualized, making it the earliest known depiction of a specific person.

One clip showed a human face, and another ... compared to when they saw a person. The humans' brains, too, were more active when they saw a person than a dog. But what separates these pets ...