Wildfire smoke, now a nationwide threat, impacted 100 million Americans from Canadian blazes. This growing problem, fueled by ...

Scientists at the University of California are studying how this growing crisis affects our health — and the findings are ...

We’re off to a calm start with increasing low clouds and good air quality, but we’ll see more wildfire smoke and haze spreading across Western Washington later today and especially Thursday.

Some will waft across a 2,500-mile path that includes the Plains, Midwest and East as dozens of uncontained fires burn across Oregon, Washington and British Columbia.

Smoke from 50 large and uncontained wildfires in the Pacific Northwest, including from what may be Washington’s most ...

Air quality levels reached unhealthy levels across Oregon and Washington this week. By Amy Graff and Anna Griffin Amy Graff ...

The smoke is likely to be elevated thousands of feet above the ground.

These air filters work best to clear indoor air of unhealthy wildfire smoke, according to Consumer Reports testers.

Air currents are once again funneling western wildfire smoke over Michigan - but this time won't be "even close to what we had earlier in the summer." ...

Wildfire smoke may mean hazy skies over Cape Cod this week, according to the National Weather Service. More than 20,000 people in southwest Canada and the western United States have evacuated their ...

Widespread rain is finally in the forecast for much of B.C. this week, but so is wildfire smoke.

Kelowna’s annual summer festival is the latest casualty of wildfires and smoke across the Okanagan Valley. The city announced Wednesday this weekend’s three-day Kelowna Made festival has been ...