Archaeologists have found scant evidence that people grew corn around the Grand Canyon 1,200 years ago. Instead, he said they used fire to prepare land for the cultivation of wild foods. Conventional ...

MITCHELL, SOUTH DAKOTA—Charred corncobs, kernels of corn, and sunflowers have been unearthed by students from Augustana College and England’s University of Exeter at a 1,000-year-old site along Lake ...

We are at a critical time and supporting science journalism is more important than ever. Science News and our parent organization, the Society for Science, need your help to strengthen scientific ...

Conventional wisdom holds that prehistoric villagers planted corn, and lots of it, to survive the dry and hostile conditions of the American Southwest. But University of Cincinnati archaeology ...