New index shows 67 million Americans rely on high‑risk water systems as climate threats outpace utilities’ disclosures.

If you’re concerned about microplastics, PFAS and lead, there are certain ways to make your drinking water safer.

Here’s what to do to stay safe.

Several studies have examined the prevalence of contaminants in U.S. public drinking water.

For most people, salt is something to see on their plate, not in their tap. But a global analysis suggests that drinking ...

A review of more than 140 studies found that many micro- and nanoplastics in bottled water don’t come from the water itself, ...

In Guatemala’s Western Highlands, researchers found that the drinking water people trust most may actually be the riskiest.

Experts say there is actually a best time.

Experts warn that blindly forcing water intake, driven by hydration myths and reminder apps, can overwhelm the body’s natural ...