Half a million years ago, earlier than was previously thought possible, humans were building structures made of wood, according to new research by a team from the University of Liverpool and Aberystwyth University. The research, published in the journal Nature, reports on the excavation of well-preserved wood at the archaeological site of Kalambo Falls, Zambia, dating back at least 476,000 years and predating the evolution of our own species, Homo sapiens. The excavation team uncovering the wooden wedge Expert analysis of stone tool cut-marks on the wood show that these early humans shaped and joined two large logs to make...
