‘Extraordinary’ structure has no real parallel in the archaeological record, scientists say – CNN
‘Extraordinary’ structure has no real parallel in the archaeological record, scientists say CNNHalf-million-year-old wooden structure unearthed in Zambia BBCOldest Suspected Wooden Structure Predates Modern Humans GizmodoAncient Logs Offer Earliest Example of Human Woodworking The New York TimesArchaeologists in Zambia discover oldest wooden structure in the world, dating to 476000 years ago Livescience.com