ScienceMineral hunters in the tradition of HumboldtTo view this video please enable JavaScript, and consider upgrading to a web browser that supports HTML5 videoScience08/02/2019August 2, 2019Alexander von Humboldt once studied at the Mining Academy in Freiberg. Today researchers there are looking for new ways of obtaining mineral resources, such as high-tech drones and environmentally friendly methods of separating minerals from rock.https://p.dw.com/p/3NEE9Advertisement