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

When a team of archaeologists followed an ancient trail marked by stone cairns to the top of a mountain in Norway, they weren ...

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

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Sharp stone technology chipped over three million years allowed early humans to exploit animal and plant food resources, ...

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

WASHINGTON — 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 ...

In Olduvai Gorge, archaeologists have discovered a range of bone tools thought to have been made and used by an ancestral ...

Scientists discovered world's oldest known bone tools in Tanzania, revealing early human intelligence and innovation 1.5 ...