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Share Twit Share Email. Home Other Sciences Archaeology. File illustration photo shows a replica Viking ship in Northern Jutland in August Researchers say Vikings used transparent calcite crystal to fix the bearing of the Sun, to within a single degree of accuracy.
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Sep 19, Volcanologists want to put sensors directly into an Underground Magma Chamber Sep 16, Related Stories. Vikings could have steered by polarized light Feb 03, Jan 26, Mar 29, Vikings brought Amerindian to Iceland 1, years ago: study Nov 17, Sep 24, Comparing the sunstones themselves, cordierite proved to be the most accurate sunstone for navigation while the calcite had the worst performance. In the paper, the authors caution that the success rate did not factor in the things that inevitably go wrong on the high seas like storms, heavy winds, ocean currents or ships drifting during the night.
Finding an actual sunstone in the remains of a Viking ship would be much more convincing evidence of the practice, but those types of remains are few and far between. However, there is one piece of evidence suggesting that European navigators knew about sunstones.
In , French researchers found a crystal the size of a deck of cards among navigation equipment in a British shipwreck in the English Channel. Thanks to an eagle-eyed reader who noticed the mix up. Jason Daley is a Madison, Wisconsin-based writer specializing in natural history, science, travel, and the environment. Leif Erikson pointing toward North America. The patterns are difficult to detect under completely overcast conditions, however.
Despite the latest evidence, not everyone is convinced. Trending Latest Video Free. How worried should we be about covid spreading among wild animals? The Amazon's pink river dolphin population is in freefall.
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