The worst air in the country on June 14 is in New Castle County. The air quality index in Wilmington as of 9:45 a.m. was 227, which is "very unhealthy," according to AirNow. A monitor in Newark was at ...

Rain continues in much of northern Alberta, clearing wildfire smoke and helping firefighting efforts across the province.

Temperatures take a tumble into the low 70s, cooler, but still humid with showers and thunderstorms on Saturday.

The Levoit Core 400S air purifier is on sale at Amazon—quiet, powerful HEPA filtration for wildfire smoke, pollen, and pet ...

Smoke from the wildfire in New Jersey's Wharton State Forest is being smelled in New Jersey, Pennsylvania and Delaware.

Researchers found that short-term exposure to fine particulate matter from wildfire smoke was responsible for tens of ...

Trace AQ, led by U researchers Heather Holmes, Derek Mallia and Kai Wilmot, provides forecasting data and suggests solutions ...

Wildfires are forecast to continue and expand through the summer in Western Canada and parts of the country’s north.

The Air India plane crash this week was one of India’s worst aviation disasters, killing 241 people on board and several ...

Less recognized has been the impact of the air we breathe indoors, even though we spend about 90% of our time inside, says ...

Smoke originating from wildfires raging across several Canadian provinces is slowly improving across the northern Plains and eastern U.S. on Friday.

There were no air quality alerts across the U.S. early Friday, following a flurry of warnings partly linked to wildfires in ...