The bone tools were created the same way tools were made from stone.

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

The discovery of 1.5-million-year-old bone tools in Tanzania suggests early human ancestors had advanced cognitive abilities ...

Deep in a trench in Tanzania, researchers found dozens of tools crafted from animal bones some 1.5 million years old.

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

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

Archaeologists have uncovered a collection of bone tools in northern Tanzania that were shaped by ancient human ancestors 1.5 million years ago, making them the oldest known bone tools by about 1 ...