Two Hungarian researchers have used computer simulations to bolster a longstanding theory that the Vikings used chunks of crystal known as sunstones to find their way during inclement weather.
The rebranding of Vikings from violent thugs to peaceable craftsmen is part of a broader resurgence of interest in a historical period previously embraced mostly by far-right nationalists.
Amid a boom in Viking-related TV shows and films — and a corresponding surge in Viking-inspired tourism and advertising campaigns — there is increasing tension and unease over the use of Viking-era runes, gods and rituals.
