The ancestors of humans started making tools about 3.3 million years ago. First they made them out of stone, then they switched to bone as a raw material. Until recently, the earliest clear evidence ...

Olduvai Gorge is a Unesco World Heritage site. It became well known in 1959 through the pioneering work of palaeontologists Louis and Mary Leakey, whose discoveries of early human remains reshaped our ...

Before this discovery, it was believed that our primitive ancestors relied almost exclusively on stone tools. However, the finding suggests that hominins of this era also exploited other materials, ...

On Wednesday, a surprising technological breakthrough was presented: the oldest bone tools ever discovered. Nearly 30 knives, some up to 40 centimeters long, were carved by our ancestors 1.5 million ...

Bone knives and bone curettes were used to debride the damaged cartilage, necrotic and devitalized tissue, as well as sclerotic bone, down to fresh bleeding bone bed (Figure 1C). Generally, the ...