One hundred years after “nuclear isomers” were first discovered, Philip Walker and Zsolt Podolyák pick five examples of these long-lived, excited nuclear states to show why they are so important in ...

For example, one isomer of methamphetamine is a controlled substance, another is used in over-the-counter nasal inhalers. "Our study is yet another piece of evidence that PFAS isomers can ...

BUFFALO, N.Y. — When University at Buffalo chemists analyzed samples of water, fish, and bird eggs, they weren’t surprised to find plenty of per- and polyfluoroalkyl substances (PFAS). After all, ...