But both fossils suggest that A. sediba and H. naledi were likely using stone tools. The structure of their hands and wrists is more common with modern human dexterity than that of chimpanzees and ...

Early Human Ancestors Used Their Hands to Both Climb Trees and Make Tools, New Study Shows WASHINGTON (AP) — Our hands can reveal a lot about how a person has lived – and that’s true for ...

“They were likely walking on two feet and using their hands to manipulate objects or tools, but also spent time climbing and hanging,” perhaps on trees or cliffs, said study co-author and ...

WASHINGTON (AP) — Our hands can reveal a lot about how a person has lived – and that’s true for early human ancestors, too. Different activities such as climbing, grasping or hammering place ...