A dangerous shadow world is hidden in the hidden world, in which murder orders are conveyed, veiled and partially executed via the Darknet. This hidden network offers conditions that are largely used by anonymous communication channels, encrypted servers and missing registration obligations that largely affect classic investigative mechanisms. [...]

Geotopes are natural outcrops and distinctive landscapes that provide direct access to the history of the earth and how visible archives of bygone times work. In the Lausitzer Revier, such geological phenomena appear in a particularly diverse form and allow... [...]

In a world that is constantly changing and in which complex challenges are becoming more and more common, the ability to think outside the box is of crucial importance. Traditional thinking that only relies on a supposedly correct solution,... [...]

The historical development of Southeast Asian opium trade in the nineteenth and early twentieth century reflects the complex economic interests of European colonial powers. British administrators used the trade in intoxicating substances not only as a source of financial income, but also... [...]