![A stone structure at an archeological site containing a fireplace, seen in the middle, where charred remains of 14,500-year-old bread was found in the Black Desert, in northeastern Jordan in this photo provided on July 16, 2018. (Photo/Agencies)](http://www.ecns.cn/hd/2018/07/18/8e3ca02197974f29b745064e0e61d387.jpg)
A stone structure at an archeological site containing a fireplace, seen in the middle, where charred remains of 14,500-year-old bread was found in the Black Desert, in northeastern Jordan in this photo provided on July 16, 2018. (Photo/Agencies)
![Amaia Arranz-Otaegui, a University of Copenhagen postdoctoral researcher in archaeobotany, and Ali Shakaiteer, a local assistant to researchers working at an archeological site in the Black Desert in northeastern Jordan, are seen collecting wheat in this image provided on July 16, 2018. (Photo/Agencies)](http://www.ecns.cn/hd/2018/07/18/111ca5d027ca46d688756d2df08aee62.jpg)
Amaia Arranz-Otaegui, a University of Copenhagen postdoctoral researcher in archaeobotany, and Ali Shakaiteer, a local assistant to researchers working at an archeological site in the Black Desert in northeastern Jordan, are seen collecting wheat in this image provided on July 16, 2018. (Photo/Agencies)