A 2,000-Year-Old Fingerprint May Solve Mystery of Scandinavia’s Oldest Wooden Boat

A single fingerprint in ancient tar is rewriting the story of one of Scandinavia’s earliest seaborne raids. Researchers have identified a fingerprint preserved in the tar used to seal the oldest known wooden plank boat in Scandinavia, offering a rare physical connection to the sea raiders who used the vessel more than 2,000 years ago. [...]