The oldest human-crafted bone tools on record are 1.5 million years old, a finding that suggests our ancestors were much ...

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

The bone tools date from more than a million years before our species, Homo sapiens, arose around 300,000 years ago.

Bone artifacts discovered in Tanzania push back the earliest known date of bone tool technology by over a million years. In ...