7 million years ago. The oldest known Oldowan tools have been found at Nyayanga on the Homa Peninsula in Kenya and are dated to ~2.9 Ma. The Oldowan tools...

Pre-Mode 1 stone tools are named after this site - see Stone tool Nyayanga 3.0–2.6 Nyayanga, Kenya East Africa Paranthropus (associated) Hominin remains,...

controversy regarding this date. Then, in 2023, a report from an excavation at Nyayanga, Kenya, on the Homa Peninsula found Oldowan artifacts in sediment dated...

million-years-old fossil material of Paranthropus and Oldowan stone tools from the Nyayanga site (Homa Peninsula, Kenya), expanding known geographic range of both...