Blombos Cave (IMAGE) The University of Bergen Caption Findings in South Africa show that innovation among early humans was not primarily driven by climate change. The photo shows researchers at work in Blombos Cave, South Africa. Credit Photo: Magnus Haaland, University of Bergen Usage Restrictions None License Licensed content Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.