The establishment of the Schönbrunn subcamp, also known as the Sonderkommando Wien (Vienna Special Detachment), is connected to the hopeless situation of Hitler’s Germany and the utopia of “miracle weapons” that were to turn Germany’s impending defeat into victory. The Austrian forester Viktor Schauberger, who since the 1920s had been a researcher of the optimal use of kinetic energy (Bewegungsenergie), presumably met Hitler in 1934 in Berlin in an attempt to convince Hitler of the benefits of his plans for an alternative source of energy. The looming defeat of Germany and the belief in a turn of the course of events through miracle weapons gave even esoteric projects such as those promoted by Schauberger a chance that they would not otherwise have had. The motive behind that was the desperate hope to change the course of the war in Germany’s favor. In the late summer of 1944, Schauberger was given an opportunity to undertake physical experiments at the Mauthausen concentration camp...