Recent EPA regulations on PFAS, commonly known as “forever chemicals,” seek to tackle a trillion-dollar problem.

The Trump administration has already rolled back planned limits on PFAS chemicals, which have been linked to cancer and other health problems.

Industry-driven phasedown efforts of a highly potent climate pollutant come with burgeoning concerns of PFAS exposure, and ...

Adding fluorine to drug molecules can be tricky, but is often worthwhile. Rachel Brazil talks to the chemists trying to tame ...