April
15
/ 2018
Adam Brumm /The Conversation Another collection of stone tools dating back more than 50,000 years has been unearthed on the Indonesian island of Sulawesi. Details of the find, at a rock-shelter known as Leang Burung 2, are described in our paper out today in PLOS ONE. But we uncovered no human fossils, so the identity of these tool-makers remains a mystery. In 2016 we reported the discovery of similar findings dating to 200,000 years ago on Sulawesi, and we also have no idea who made them. The earliest Sulawesi tools are so old that they could belong to one of several human species. Candidates include Homo erectus and Homo floresiensis, the dwarf-like “ Hobbits” of Flores. Alternatively, they might have
