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

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

A local worker initially noticed stone tools and animal fossils eroding from the soil. Archaeologists later recovered 330 artifacts, including 42 Oldowan tools—primitive instruments used for ...

Early stone toolmaking marks an important juncture in evolution. The Oldowan stone tools from Hadar, Ethiopia, are among the oldest known, dating back 2.3 million years. Shown from various angles ...

(Top row) Percussive tool found in 2016. (Second row from top) Oldowan core found in 2017. (Bottom rows) Oldowan flakes found in 2016 and 2017. The analysis of wear patterns on 30 of the stone ...

Handaxes have a refined symmetry and complexity of production stages significantly greater than earlier Oldowan stone tools. Possibly, therefore, the bone tools’ functions were later replaced by ...

The stone appears well used ... The consequence of our ancestors’ innovating the sharper tools of the Oldowan is that all sorts of food in the African savanna, from the grasslands to the ...

M odern chimpanzees select rock tools in similar ways to Oldowan hominins, early humans who used stone tools that date back to around 2.5 million years ago. According to a new study, these ...

Analysis - The ancestors of humans started making tools about 3.3 million years ago. First they made them out of stone, then ...

Eastern Africa is where some of the earliest evidence of tool use by the first Genus Homo ancestors have been found. That includes the Oldowan culture, which is responsible for stone artefacts ...

The sheer number of tools - bone and stone - found at the site suggests hominins visited there regularly. The tools date to a transition period between simple tools called Oldowan technology and more ...