Dense smoke from Canadian wildfires is drifting across the U.S., canceling flights and sporting events, and threatening severe health problems for millions of Americans. Chicago's air quality now ...

At home, keeping windows and doors closed, using air purifiers, and running air conditioning systems on recirculate can help. If you have to go outside, a well-fitting N95 mask can offer more ...

GREENSBORO, N.C. — Millions of people are impacted by the wildfire smoke coming from Canada. It's causing air quality alerts for 3/4 of the U.S. Yes, it's hazy, but what makes the wildfire smoke ...

Delphine Farmer is a professor of chemistry at Colorado State University. When wildfire smoke turns the air brown and hazy, you might think about heading indoors with the windows closed, running an ...

WASHINGTON, D.C., USA — The primary topic of discussion the last couple days has been the smoke from wildfires in Canada that has infiltrated the skies over most of the mid-Atlantic and Northeast. It ...

The same light scattering that makes our daytime sky blue intensifies during smoke events, as larger particles allow the dramatic reds and oranges to dominate dawn and dusk. Impact Of Wildfire Smoke ...

A new study finds that smoke particles in the stratosphere can trigger chemical reactions that erode the ozone layer -- and that smoke particles from Australian wildfires widened the ozone hole by 10 ...

Follow this section to personalize your feed and get instant alerts. WHY FOLLOW? Update your preferences in Account Settings Personalized Content Follow this tag to personalize your feed and get ...

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 ...

Very low concentrations of smoke particles can be effectively detected during very early fire detection. This approach of capacitive particle detection method can effectively control the further ...

A wildfire can pump smoke up into the stratosphere, where the particles drift for over a year. A new MIT study has found that while suspended there these particles can trigger chemical reactions that ...