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 ...

Twenty-seven of the bones showed signs of having been altered: deliberately broken and flaked (or knapped) to create sharp, heavy-duty tools. This suggests that bone tool manufacture may have played a ...

It seems to illustrate not only the enduring success of flint knapped tools but also how humankind comes to similar solutions to problems regardless of the separation of time and distance.

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 ...