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

The tools may have been made and used by Homo erectus, Homo habilis or Paranthropus boisei. “It could have been any of these three, but it’s almost impossible to know which one,” said Pobiner. The ...

However, at Olduvai Gorge – the site where Homo habilis's discovery reshaped the human family tree – paleontologists have found many bone tools dated to 1.5 million years ago. The gorge is so ...

The bone tools, which all appear to have been systematically ... and researchers have uncovered the remains of ancient human ancestors such as Homo habilis, Homo erectus and prehistoric Homo ...

The discovery joins other finds — such as a 1.4-million-year-old bone axe from Ethiopia — that suggest the human ancestor Homo erectus often used bones as tools ... H. habilis in the region ...

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 ...

In Olduvai Gorge, archaeologists have discovered a range of bone tools thought to have been made and used by an ancestral human species of hominid called Homo habilis 1.5 million years ago.