Where these sea raiders might have come from, and why they attacked the island of Als has long been a mystery.” ...

Researchers examined rope cords and caulking material to determine the age of the fabled Hjortspring plank boat to narrow ...

A fingerprint preserved in ancient tar and new chemical clues are helping scientists trace the origins of Scandinavia’s ...

Learn how chemical signatures in the Hjortspring boat’s caulking pointed researchers toward its Baltic origins. For more than a century, the Hjortspring boat has carried a lingering mystery. The 2,400 ...

A fingerprint has been found in the tars used to build the oldest known wooden plank boat in Scandinavia, which provides a direct link to the seaborne raiders who used the boat over 2,000 years ago.