Reducing particle pollution can save thousands of lives, but states need more data to inform better controls. An atmospheric scientist explains what data and actions are needed.

Most people don’t know what these labels really mean − and advertisers take advantage of that fact.

Synthetic chemicals found in ski wax have been found in the snow and soil on ski slopes and could pose a toxic threat to the environment.

On Feb. 7, 2024, the EPA strengthened the federal limit for annual levels of fine particulate air pollution, or PM2.5. Many serious health effects have been linked to PM2.5 exposure.

Although most Americans believe dietary supplements are safe, these products often make health claims that are unproven or downright false.

Although most Americans believe dietary supplements are safe, these products often make health claims that are unproven or downright false.

As legislators rail against social media companies, the companies continue to put millions of young people at risk. Here’s how − and what can be done about it.

An important but controversial legal doctrine, known as Chevron deference, is at issue in two fishing cases. The outcome could affect many sectors across the nation.

Inert ingredients are added for purposes other than killing pests and are not required under federal law to be tested for safety or identified on pesticide labels.

A pipeline that has carried Canadian oil and gas across Wisconsin and Michigan for 70 years has become a symbol of fossil fuel politics and a test of local regulatory power.