Researchers show air pollution harms young eyes, while cleaner air reduces risks of childhood myopia and future vision loss.

It’s no secret that air pollution is a serious problem facing the world today. Just how serious? A new study on global daily levels of air pollution shows that hardly anywhere on Earth is safe from ...

As wildfire smoke blankets the East Coast, Air Quality Index and PM2.5 numbers are everywhere. Here’s what they mean. Air Quality Index, or AQI, and PM2.5, particulate matter which measures 2.5 ...

Massive wildfires raging in eastern Canada are sending huge plumes of smoke across the border, blanketing thousands of square miles in the Northeastern U.S. and Upper Midwest, and casting a haze over ...

Exposure to PM2.5 is associated with increased dementia severity as well as Alzheimer disease neuropathologic change.

The U.S. Environmental Protection Agency (EPA) in February issued a final rule imposing tighter restrictions on fine particulate matter (PM2.5) or soot. “This final rule does not make any air quality ...

When they flew downwind of a Utah magnesium refinery to record its emissions, researchers didn’t need fancy monitoring equipment to figure out when the plane was inside the chemical plume rising from ...

While Chicagoans may have heard the city's air quality is particularly bad right now, just how bad is it and what exactly is causing the "unusual" levels? The conditions have already led to an air ...