In A Nutshell Archaeologists discovered stone tools at three sites in Kenya spanning 300,000 years (2.75 to 2.44 million ...

Long before cities or farms, the earliest humans were standing in a changing northern Kenyan landscape, striking stone to stone with steady hands. Their world was noisy with wind, heat, wildfires, and ...

Ailsa Chang speaks with David Braun, an archeologist, about his team's discovery of a site in Kenya that suggests human ancestors built tools continuously much earlier than previously thought.

The Nyayanga excavation site in Kenya, in July 2025. Fossils and Oldowan tools have been excavated from the tan and reddish-brown sediments, which date to more than 2.6 million years old. T. W.