Ancient DNA continues to rewrite corn’s 9,000-year society-shaping history

Some 9,000 years ago, corn as it is known today did not exist. Ancient peoples in southwestern Mexico encountered a wild grass called teosinte that offered ears smaller than a pinky finger with just a handful of stony kernels. But by stroke of genius or necessity, these Indigenous cultivators saw potential in the grain, adding it to their diets and putting it on a path to become a domesticated crop that now feeds billions.

Published on Mon, 14 Dec 2020 15:00:06 EST and delivered to you by power apps replace value in array