Avian archivists: Bird nests reveal hidden manuscripts

During the restoration of the Assumption Cathedral, which was constructed in the early 15th century in Zvenigorod, Russian archaeologists made a fascinating discovery. They found numerous bird nests that had been built over several centuries under the deteriorated roof. What surprised the researchers even more was that as the nests broke down, they uncovered paper… Read more Avian archivists: Bird nests reveal hidden manuscripts