Becoming and passing away, passing on and innovation: evolution is life, and life is constant change - from the single-celled organism Luca 3.6 billion years ago to today, for example, in the face of new climatic challenges. Gradual changes in culture and society are also often referred to as evolution. In a six-month dossier, the Communications and Public Relations department is focussing on one of the most momentous scientific discoveries.