A unique hoard of 321 silver coins from the 11th century has been unearthed during archaeological work at the Sizewell C nuclear power station site in Suffolk, England. These coins, surrounded by lead and once wrapped in a cloth that has since decayed, are part of a "perfect archaeological time capsule," said Andrew Pegg of Oxford Cotswold Archaeology (OCA), which is excavating the site.The coins, issued from 1036 to 1044, span the reigns of Harold I, Harthacnut, and Edward the Confessor. Most were minted in London, but others came from regional mints, including at Thetford, Norwich, and Ipswich, and even...