Half-million-year-old wooden structure unearthed in Zambia
The discovery of ancient wooden logs in the banks of a river in Zambia has changed archaeologists' understanding of ancient human life. Researchers found evidence the wood had been used to build a structure almost half a million years ago. 
The findings, published in the journal Nature, suggest stone-age people built what may have been shelters. To read more about this article - please follow the BBC link below: