Sunlight makes microplastics leak hidden chemicals into water, creating pollution that spreads far beyond plastic pieces.

Microplastics in rivers, lakes, and oceans aren’t just drifting debris—they’re constantly leaking invisible clouds of ...

A newly identified chemical byproduct may be present in drinking water in about a third of U.S. homes, a study found. Scientists do not yet know whether the byproduct is dangerous. But some are ...