WASHINGTON — Early humans were regularly using animal bones to make cutting tools 1.5 million years ago. A newly discovered cache of 27 carved and sharpened bones from elephants and hippos found in ...

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Archaeologists discovered 27 bone tools dating back 1.5 million years at Olduvai Gorge in Tanzania, pushing back the timeline of systematic bone tool production by over a million years. Early humans ...

Olduvai Gorge in northern Tanzania boasts sediment layers dating back to about 1.8 million years ago. Those layers contain simple stone tools that marked one of the earliest recorded technological ...

The oldest human-crafted bone tools on record are 1.5 million years old, a finding that suggests our ancestors were much smarter than previously thought, a new study reports. The tools, made from ...

Over a million years ago, ancient human ancestors sat down to shave flakes off bones, producing a tool with a carefully created sharp edge. According to Jackson Njau, an archaeologist at Indiana ...

(CNN) — 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 ...