Researchers from the department of Inorganic Chemistry at the Fritz-Haber-Institut der Max Planck Gesellschaft and Helmholtz Zentrum Berlin have made significant progress in the field of renewable energy, publishing their findings in Catalysis Science & Technology. Their paper, featured on the back cover and entitled „Thermal Synthesis of Electron Deficient Oxygen Species on Crystalline IrO2", presents new insights on the materials for water splitting, a critical process in the hydrogen economy.