Originally published 03/06/2013
In 1592, a British ship sank near the island of Alderney in the English Channel carrying an odd piece of cargo: a small, angular crystal. Though cloudy and scuffed up from 4 centuries at the bottom of the sea, its precise geometry and proximity to the ship's navigation equipment caught the eye of a diver exploring the wreckage. Once it was brought back to land, a few European scientists began to suspect the mysterious object might be a calcite crystal, which they believe Vikings and other European seafarers used to navigate before the introduction of the magnetic compass....
Originally published 02/28/2013
Stone Age farmers lived through routine violence, and women weren't spared from its toll, a new study finds.The analysis discovered that up to 1 in 6 skulls exhumed in Scandinavia from the late Stone Age — between about 6,000 and 3,700 years ago — had nasty head injuries. And contrary to findings from mass gravesites of the period, women were equally likely to be victims of deadly blows, according to the study published in the February issue of the American Journal of Physical Anthropology....