Mining in Europe began more than 4,000 years ago, study reveals

[caption id="attachment_838683" align="aligncenter" width="600"] Krause and his team, which includes archaeobotanists and a large number of students from Goethe University, have been researching in the area for 15 years. (Image courtesy of Dr. Rüdiger Krause)[/caption] German researchers have detected traces...