A new study has shown that as early as the Stone Age, people in Africa traveled long distances to procure colorful stone, the ...

New research reveals Stone Age foragers in Africa traveled miles to collect colorful stones, showing early trade, taste, and ...

Sedimentary rock "chert" records cooling of the Earth over billions of years Research team analyses oxygen isotopes in 550 million-year-old samples ...

International research team from the University of Tübingen and the Senckenberg Nature Research Society finds early humans in ...