UC Berkeley chemistry professor Omar Yaghi poses in his lab at the University of California, Berkeley in Berkeley, California, U.S., in an undated photograph. Yaghi won the 2025 Nobel Prize in Chemistry, alongside Richard Robson of the University of Melbourne and Susumu Kitagawa of Kyoto University, on October 8, 2025. Brittany Hosea-Small/UC Berkeley/Handout via REUTERS.