Using X-rays, a researcher has imaged 28 impressions of maize weevils on pottery shards from the late Jomon period (around 3,600 years ago) excavated from the Yakushoden site in Miyazaki Prefecture.

(Top) A pottery vessel excavated from the Tatesaki archaeological site in Fukushima Town, Hokkaido with maize weevils impressions. (Bottom) Yellow dots represent maize weevil locations. Obata, H., ...

KUMAMOTO, JAPAN—According to a statement released by Kumamoto University, Hiroki Obata and his colleagues examined CT scans of 3,600-year-old pottery unearthed at the Yakushoden site in southern Japan ...

(Left) The location of the Yakushoden site where the pottery with insect (weevil) impressions was discovered is indicated by the number 1. (Other numbers in the image indicate areas discussed in the ...