According to a study published in the journal Antiquity, researchers analysed grains recovered from the 6,000-year-old Neolithic site at Balbridie in Aberdeenshire, Scotland.Balbridie is the site of a Neolithic long house situated on the south bank of the River Dee. The site is one of the earliest known permanent Neolithic settlements in Scotland, dating from 3400 to 4000 BC.Balbridie was first excavated between 1977 and 1981 following aerial photography carried out by the Royal Commission on the Ancient and Historical Monuments of Scotland that identified cropmarks during a dry summer in 1976.A large quantity of ancient grain was also recovered,...