You may notice a slight haze in the sky on Wednesday across the D.C. area as smoke from Canadian wildfires brushes the region's edge.

A wildfire that has closed the North Rim of Grand Canyon National Park raged out of control over the weekend and is now the ...

We are now on day 21 of Canadian wildfire smoke lingering over Wisconsin. This matches the record set back in 2023.

Canadian wildfire smoke continues to cause hazy skies and air quality alerts in New Hampshire. The air quality alert, extended through Tuesday night, particularly affects sensitive individuals. Air ...

Smoke from hundreds of wildfires in Canada is lingering over the northern U.S., spreading across to roughly a dozen states ...

Wildfire smoke is particularly harmful to kids’ respiratory health. One study found that a 10-unit increase of fine ...

The nearest river is about two miles away, but investigators determined the fish was scooped up by an osprey, which then ...

As Canada grapples with one of its worst wildfire seasons on record, smoke from the blazes have prompted air quality alerts ...

Air quality alerts are in effect on Tuesday in 10 states as toxic smoke from hundreds of wildfires burning in Canada ...

Smoke from Canadian wildfires is causing air quality concerns for millions of Americans in the Midwest and Northeast.  Air ...

The scale and intensity of the fires have had transboundary effects. Smoke from the blazes has drifted across the border into ...

Plus, ABC News’ Chief Meteorologist Ginger Zee has the latest on the second earthquake in less than a week on the East coast.