Stone Age Spans 98% of Human History, Reframing Progress

Spanning roughly 98% of human history, the Stone Age commenced over 3.3 million years ago with the first known stone tools and concluded around 5,000 years ago with the advent of metalworking. This era witnessed the evolution of species such as Homo habilis, Homo erectus, and early Homo sapiens. Tool-making progressed from the Oldowan industry (2.6 million years ago) to the Acheulean (1.7 million years ago), reflecting ongoing innovation. Technologies like scrapers, points, and composite tools emerged later. During the Pleistocene glacial cycles, small, mobile groups depended on hunting, fishing, and foraging. Evidence is primarily found in stone, bone, and antler due to preservation bias. Symbolic actions appeared much earlier than previously thought, as indicated by cave art and engraved objects. The Stone Age is categorized into Paleolithic, Mesolithic, and Neolithic periods, with the latter marking the independent rise of agriculture and permanent settlements in various areas. This perspective positions modern civilization as a brief segment of a much longer narrative of human creativity and evolution.