Researchers reveal the critical role of secondary species in heavier particulate matter pollution BOSTON, MA, UNITED ...

Add Yahoo as a preferred source to see more of our stories on Google. Ultrafine particles stem from a variety of natural and human-made sources, including vehicle exhaust. Joe Raedle/Getty Images Long ...

A new study warns retreaded tires could become a growing source of toxic microplastic pollution in waterways worldwide.

A large-scale study has found that high fruit consumption may improve lung function even among people exposed to air ...

A study reveals that wear of tires releases microplastics that are already part of the air pollution affecting people in ...

Magnetite, a tiny particle found in air pollution, can induce signs and symptoms of Alzheimer's disease, new research suggests. Alzheimer's disease, a type of dementia, leads to memory loss, cognitive ...

The US Environmental Protection Agency has finalized a key update to the federal air quality standard for fine soot – a step toward reducing deadly air pollution that’s been over a decade in the ...

Pollution levels in North India and the Himalayas have risen sharply. Particulate matter pollution increased over 20 percent in the Indo-Gangetic Plain, Himalayas, and North-East India between 2010 ...

When fire tore through Los Angeles County in January 2025, westerly winds blew most of the smoke and ash over the Pacific, ...

How the air around us impacts our health. A new study is raising a red flag for Chicago residents. Chicago is one of the most polluted cities in the country when it comes to particulate matter. Across ...

Representative light microscopy images of carbonaceous (black) particles adherent to red blood cells (red arrows) from healthy volunteers. Each image is from a different adult volunteer. Researchers ...