Air quality remains poor in parts of Canada as wildfire smoke travels along the jet stream — with Europe now in its path.

The National Weather Service has issued an Air Quality Alert for areas north and west of Boston and Worcester for Tuesday.

As Canadian wildfires spread smoke across the U.S. the air pollution is dangerous to health. But there are ways to protect ...

A stretch of northern Ontario remains under a special air quality statement amid smoke from wildfires burning in parts of the ...

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.

The Canadian government’s map of wildfire smoke fine particulate matter models for Aug. 5-7 shows smoke will intensify over ...

Under a Code Orange alert, it's recommended that children, older adults and those with respiratory illnesses limit time spent outdoors.

An air quality statement was issued for the region and much of southern Ontario because of drifting smoke from western Canada ...

The air quality in several U.S. states is taking a hit as smoke floats over the border from the Canadian wildfires. Here's what to know.

SANTA MARIA, Calif. (AP) — More than 800 structures are threatened by a massive wildfire in central California that left at ...

The Gifford Fire, which has burned over 72,000 acres since it began on Friday, is now accompanied by two other wildfires in Central California.

Since it started on Friday afternoon, the Gifford Fire -- which is situated within the Los Padres National Forest in Solvang, ...