Extensive heat treatment in Middle Stone Age silcrete tool production in South Africa

 Credit:  Delagnes et al (2016)
Credit: Delagnes et al (2016)

PLOS—Humans living in South Africa in the Middle Stone Age may have used advanced heating techniques to produce silcrete blades, according to a study published October 19, 2016 in the open-access journal PLOS ONE by Anne Delagnes from the CNRS (PACEA – University of Bordeaux, France) and colleagues. Read more