Corn domestication took some unexpected twists and turns
Farmers in Mexico and South American tamed maize over thousands of years, a DNA study finds
![South American maize varieties](https://i0.wp.com/www.sciencenews.org/wp-content/uploads/2018/12/121218_BB_maze_feat.jpg?fit=860%2C460&ssl=1)
COMPLEX MAIZE Modern corn plants, such as these South American maize varieties, were domesticated over a surprisingly long period across a broad geographic area after a partly domesticated form originated in Mexico around 9,000 years ago, a new genetic analysis concludes.
Fabio de Oliveira Freitas