For decades, anthropologists believed that early hominins—our distant ancestors roaming Africa over a million years ago—had a ...

The Olduvai Gorge in northern Tanzania has a geology that fossil-hunters love. A river cuts through several layers of strata with four distinct beds. Bed I, the oldest, is about 2 million years ...

Lucy may be the best-known prehuman fossil in the world. But other famous fossils have given us important insight into our evolutionary history.

Prior to the latest Olduvai Gorge finds, the earliest evidence of systematic production of bone tools crafted with knapping techniques came from European sites dating between 400,000 and 250,000 ...

Previous discoveries of bone tools have occurred in isolated instances across Europe and Asia, but the 27 bones found at Olduvai Gorge seem to imply mass production, the study authors said.

Folder 7 Olduvai avian fossil material, 1962-1963, 1967-1968, 1976. Correspondence concerning Wetmore's study of avian fossils excavated by Louis S. B. Leakey. Correspondents include Leakey, Mary D.

A newly discovered cache of 27 carved and sharpened bones from elephants and hippos found in Tanzania's Olduvai Gorge site pushes back the date for ancient bone tool use by around 1 million years.

New discoveries made in Olduvai Gorge, Tanzania by an international team led by Ignacio de la Torre, CSIC-Spanish National Research Council, push back the archaeological record of bone-tool ...

In 1931, Leakey made his first trip to the Olduvai Gorge, in what is now Tanzania -- the site of some of his most important finds. Though he found a few things of interest, he didn't return for a ...