Water engineers in ancient South America turned seasonally flooded Amazonian savannas into hotbeds of year-round maize farming. Previous excavations dated Casarabe society, which covered an area ...

By analyzing ancient DNA from 32 maize samples spanning the last 3,000 years, researchers have reconstructed the journey of the crop into eastern North America, shedding new light on its ...

Brazilian scientists have determined that ancient specimens of partially ... that domestication of maize may also have been completed in South America, as proposed in an article published in ...