Specimens from Olorgesailie are among the last known bones of this species, which existed nearly 3 million years ago and ...

Located 90 kilometers southwest of Kenya's capital Nairobi is the Olorgesailie Prehistoric Site, the world's renowned "factory of stone tools", owing to the large accumulation of discovered tools ...

It was a sharp discovery for archaeologists in Kenya. Archeologists have uncovered three-million-year-old tools used by early humans in an ... of those other ways of life became extinct.

The National Museums of Kenya loaned the materials pictured above to conduct the analyses published in Science. News-media use of these photos in relation to this study is permitted with attribution.