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 ...

There has been a lot of talk about air quality levels as nearly the entire tri-state area has been engulfed by smoke coming down from wildfires in Canada. But what do all the numbers actually mean?

Nestled beside traffic-choked New York Avenue NE, the historically Black Ivy City neighborhood in Washington, D.C., was built in the late 19th century as a community for African American laborers who ...

PM2.5 impairs airway defense by generating toxic aldehydes. ALDH1A1 offers protection, suggesting a potential target to counter air pollution effects. (Nanowerk News) Air pollution is the second ...

There has been a lot of talk about air quality levels as nearly the entire tri-state area has been engulfed by smoke coming down from wildfires in Canada. But what do all the numbers actually mean?

Bangkok has passed the worst of its PM2.5 crisis, officials say, with pollution levels improving though weather may still ...

Air pollution is the second leading risk factor for death globally, with most of the world population subject to harmful air pollutant levels. However, the mechanisms behind air pollution affecting ...