Genetically modified wheat has been discovered growing in a field in Oregon. GMO wheat is not approved for sale in the U.S. Above, a wheat field in Arkansas. Danny Johnston/AP hide caption

toggle caption Danny Johnston/AP

The Salt

GMO Wheat Found In Oregon Field. How Did It Get There?

An Oregon farmer discovered genetically engineered wheat growing in his field. Nobody knows how it got there. GMO wheat is not approved for sale in the U.S.

Listen Loading… 3:20
  • Playlist
  • Download
  • Embed
    <iframe src="http://www.npr.org/player/embed/187103955/187228558" width="100%" height="290" frameborder="0" scrolling="no" title="NPR embedded audio player">

Genetically modified to be enriched with beta-carotene, golden rice grains (left) are a deep yellow. At right, white rice grains. Isagani Serrano/International Rice Research Institute hide caption

toggle caption Isagani Serrano/International Rice Research Institute

Soon after being sliced, a conventional Granny Smith apple (left) starts to brown, while a newly developed GM Granny Smith stays fresher looking. Courtesy of Okanagan Specialty Fruits Inc. hide caption

toggle caption Courtesy of Okanagan Specialty Fruits Inc.