In Olduvai Gorge, archaeologists have discovered a range of bone tools thought to have been made and used by an ancestral human species of hominid called Homo habilis 1.5 million years ago. Known ...

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 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.

Bone artifacts discovered in Tanzania push back the earliest known date of bone tool technology by over a million years. In Olduvai Gorge, archaeologists have discovered a range of bone tools ...