A recent study led by HZB chemist Michelle Browne has highlighted the remarkable potential of MXenes as catalysts for the oxygen evolution reaction in electrolytic water splitting, crucial for green hydrogen production. By functionalizing MXenes with copper and cobalt hydroxides, the research team demonstrated their superior efficiency and stability compared to traditional metal oxide catalysts. The extensive characterization of these MXene catalysts at BESSY II and Soleil Synchrotron showcased their capability for sustainable energy solutions. The findings suggest that MXenes could pave the way for cost-effective and high-performance electrolysers by addressing the limitations of current catalysts. Further research will focus on exploring different chemical variations of MXene catalysts and evaluating their performance in practical electrolysers under continuous operation. This study represents a significant step towards leveraging innovative materials for driving advancements in green hydrogen technology and contributing to a more sustainable energy future.