Scientists have long linked the evolution of the human hand—unique for its lengthy opposable thumbs and dexterous fingers—to the rise of stone tools some 2.6 million years ago. These instruments, from ...

The first known hand fossils from an extinct human relative have been unearthed in Kenya, revealing a species with unexpected dexterity and a gorilla-like grip. The hand bones, which were discovered ...

A major fossil discovery about our ancient ancestor has occurred in Kenya. Researchers have found hand and foot bones belonging to Paranthropus boisei — an extinct human relative who lived over 1.5 ...

Archaeologists found 1.5-million-year-old hand fossils belonging to an ape-like early human relative. The shape of the bones suggest that their owner, a species called Paranthropus boisei, was capable ...

Have you ever wondered why robots are unable to walk and move their bodies as fluidly as we do? Some robots can run, jump, or dance with greater efficiency than humans, but their body movements also ...

A 1.5-million-year-old set of hand bones, unearthed from a lake bed in Kenya, are the first to suggest an ape-like cousin of humans could use tools. While the owner of the hands was a relative of ...