Tag Archives: neolithic

An international team of archaeologists has excavated and examined 8,000-year-old projectile points (spear- and arrowheads) at two sites in Yemen and Oman. They’ve found that ancient Arabians independently invented a process to create distinctive projectile points — called fluting — that was first used by Native Americans about 5,000 years …

The desertification of the Sahara — the largest hot desert and the third largest desert in the world — has long been a target for researchers trying to understand climate and ecological tipping points. A new paper by Seoul National University geoarchaeologist David Wright challenges the conclusions of most studies …