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 ...

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 ...

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 ...

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 excavations uncovered the oldest Oldowan stone tools ever found at Oldupai Gorge, dating to ~2 million years ago. Excavations in long sequences of stratified sediments and dated volcanic ...

At this time in human prehistory, Oldowan stone tool technology was involved in a dietary shift toward large mammal carcass consumption, an ecological transition that put our ancestors in direct ...

It has documented the evolution from the simple chopping tools and stone knives of the Oldowan industry (about 2 million years ago) to the more advanced Acheulean tools (1.7 million years ago ...