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105,000-Year-Old Kalahari Crystals Challenge Cultural Evolution Story New research at a rockshelter on the edge of the Kalahari Desert in South Africa challenges the assumption that modern human origins and complex behaviors were limited to coastal environments. A collection of unusual artifacts that are more than 100,000 years old suggests that inland Homo sapiens were just as innovative as their coastal cousins. There is a widespread belief that the origins of modern humans and modern human cognition can be located in southern Africa. Since many of the archaeological sites linked to early human activity are located on the coast, experts assumed that

South africaJayne wilkinsSechaba maapeMichael meyerMohana hillInstitute of geologyUniversity of innsbruckUniversity of the witwatersrandKalahari desertGa mohana hill northOldest proofModern humansGa mohana hill north rockshelterGriffith universityAustralian research centreHuman evolution