Isotope Scientist Solves Cosmic and Climate Mysteries | California News

A chemistry professor at UC San Diego just won America’s oldest science prize—and his journey is nothing short of cosmic. Mark Thiemens revolutionized how we read meteorites using mass independent isotope fractionation, proving space mysteries weren’t from exploding stars but chemical reactions. His Earth-bound impact? He exposed a hidden ozone killer in nylon production, forcing industry change. Now, he’s turning his lens to melting Himalayan ice—because climate change isn’t just about weather; it’s about our global water future. Listen in comfort:Get a discount on a Soli Pillow: http://solipillow.com/discount/dnn. Advertise on DNN:[email protected] This is an automated, high-level news summary based on public reporting.Report issues to [email protected]. View sources & latest updates:https://sources.thednn.ai/74117438d92310ae