Hydrogenious Technologies, based in Erlangen, makes it easier to transport and store hydrogen by chemically binding it. The company was founded in 2013 by Daniel Teichmann as a spin-off of University of Erlangen-Nuremberg.

Yabla's own Jenny interviews Edmund Stössel, who began a career in law only to turn to television and work his way up to a managerial position at Rhein-Main-TV.

Berlin's reigning mayor Klaus Wowereit is the longest reigning head of government in Germany. In this exclusive interview, he discusses the construction debacle of the new Berlin Airport and his plans for introducing social housing to Tempelhof Field. (video copyright dpa)