Bulky molecules mimic some properties of PFAS without their long-lasting chemical bonds and could replace PFAS in some water-repelling applications.

Thousands of ordinary Americans whose lives have been upended by forever chemicals are battling to end their use.

The agency unveiled its PFAS strategy but left open questions about the future of Biden-era water and Superfund rules meant to rein in the toxic substances. EPA will set limits on how much ...