Wildfire smoke is no longer just a short‑lived air quality problem drifting over cities for a few hazy days. New research shows that when these plumes rise high into the atmosphere, they can spawn ...

Particles in the smoke are so small that they can evade some of the lung’s natural defenses, causing not only breathing problems but also other health concerns if they enter the bloodstream. Smoke ...

Wildfire smoke is more than just the scent of burning wood, it’s a complex, shifting mix of thousands of gases and particles.

Being exposed to lingering fine particulate matter (PM 2.5) from wildfire smoke can have health effects for up to three months afterwards, well beyond the couple of days that previous studies have ...

PHILADELPHIA (WPVI) -- Smoke particles from Canadian wildfires are causing air quality concerns in the Philadelphia region on Tuesday. At least 740 wildfires are currently burning in Canada, with at ...

Rhode Island environmental officials are issuing an air quality alert for the entire state Saturday. ALSO READ: Trees topple, streets flood as severe storms push through Southern New England The Rhode ...

Wildfires are spreading through Southern California, and where there's fire, there's smoke — which, research shows, can be as deadly as the flames themselves. Recently, a group of scientists sought to ...

Chronic exposure to pollution from wildfires has been linked to tens of thousands of deaths annually in the United States, according to a new study. The paper, published Wednesday in the journal ...