A cache of 1.5 million-year-old bone tools uncovered in Tanzania suggest ancient human ancestors were capable of critical thinking and advanced craftsmanship.

The development of tool technology is considered a pivotal step in human evolution. Deliberately shaped stones are thought to have emerged in cultures more ancient than our own genus Homo to strip ...

The study is one of the few so far to combine use-wear, archaeozoology and paleoproteomics in archaeological material and the first to do so in bone artifacts from the ancient Neolithic.

all in the U.S., has used radiocarbon dating of bone and other artifacts found at various sites across North America to learn ...