More than 800 structures are threatened by a massive wildfire in central California that left at least three people injured as it burned through Los Padres National Forest.

In California, a fast-growing wildfire has scorched more than 65,000 acres in the Los Padres National Forest, with the flames ...

The air quality index on Tuesday across the Midwest and the Northeast ranged from "moderate" to "unhealthy" for sensitive adults. Some areas in northern Wisconsin, eastern Pennsylvania, northern ...

Forecasters say weak winds have left Canadian wildfire smoke to linger over the U.S. Stronger winds are expected to bring relief later in the week.

Homeowners know the saying, "water finds a way." Add wildfire smoke to that distinction, another savvy invader harming indoor ...

Smoke from ongoing Canadian wildfires has led to some of the worst air quality in the world across parts of the U.S.

Smoke from numerous Canadian wildfires is again impacting the Philadelphia region this week, with environmental authorities ...

Blazes burning across Canada are sending air quality plummeting in Detroit, Chicago, New York and other major U.S. cities ...

Smoke from more than 700 active wildfires in Canada is once again clouding skies and pushing air quality into dangerous ...

Smoke from Canadian wildfires hovered over several Midwestern states Saturday, bringing warnings of unhealthy air for at ...

Minneapolis had the fifth worst air quality among 125 cities worldwide on Saturday morning, according to an international air ...