A fingerprint left on a clay vessel made by a potter 5,000 years ago has been found in Orkney.The print was discovered on a surviving fragment of the object at the Ness of Brodgar archaeological site.Archaeologists have been excavating at the complex of ancient buildings in the Heart of Neolithic Orkney World Heritage Site since 2006.Imaging technology was used to reveal the fingerprint left after the potter pressed a finger into wet clay.Ness of Brodgar is the University of the Highlands and Islands (UHI) Archaeology Institute's flagship excavation site.The potter's fingerprint was noted by ceramics specialist Roy Towers, who was...