Residents regularly woke up to hazy, polluted skies and warnings about the health impacts of poor air quality. The words ...

More and more people in Michigan are gagging on smoky air blowing in from Canada’s wildfires or struggling to avoid ...

As thick plumes of smoke drift down from Canada’s raging wildfires, New York residents are once again facing hazy skies, ...

Small particles can get lodged in crevices of organs from lungs to arteries, causing inflammation and other health issues.

The smell of campfire in the air might seem familiar by now, but this summer’s haze isn't just a nuisance: it’s historic.

A fresh warning issued by Environment Canada on Friday afternoon predicts temperatures will begin to rise on Saturday and remain high until the middle of next week.

As some of eastern Newfoundland's tinder-dry forests continued to burn out of control on Friday, the provincial government ...

This story was originally published by Grist with the headline As California burns, new research shows smoke is wildfire’s ...

Hazy skies settled over Hampton Roads this week as smoke from wildfires in Canada moved over the region. For the past week, ...

Have you noticed the moon glowing reddish-orange in the last week? You’re not alone. An Ontario astronomer explains why we’re ...

The American Veterinary Medical Association warns that the wildfires from Canada are causing poor air quality in parts of the US, which could affect animals ...

The sky over Winnipeg isn't just among the smokiest in Canada right now — the city has the unenviable distinction of having ...