The researchers, lead by Guy Ropars of the University of Rennes in France, build their own Viking sunstone compass from a calcite crystal. The two beams of light can be seen on the reflective ...

Sunstone Hotel Investors Inc. announced plans to issue 18 million shares of its common stock in a public offering, in part to help pay for its latest resort acquisition. The Aliso Viejo-based real ...

Before the invention of the magnetic compass, navigating with a sundial would have been difficult, particularly on overcast days. Ancient Viking lore suggests that they had a magical tool to find ...

The company has had its ups and downs during two pandemic years. In 2021, Sunstone had net income of $33 million, compared to a loss of $410.5 million in 2020, according to an SEC filing.In the ...

For centuries, it has been a crystal of legend locked in the verses of Norse myth with little or no evidence that it was ever real. Now it seems scientists at last have grounds for believing that ...

A crystal found in a shipwreck could be similar to a sunstone - a navigational aid said to have been used by Viking mariners, scientists believe.

Was Icelandic spar the mythical Viking "sunstone"? In a new study, i has passed 36,000 simulations with flying colors ... Their results speak favorably on the chances of seafaring crystal guidance.

A common Iceland spar (a translucent crystal formation of calcite) can behave like the mythical sunstone by depolarizing the light from the sun to reveal its location, even if hidden by clouds or ...