Multiple Philadelphia fire trucks are on the scene of a four-alarm blaze at an apartment building in West Philadelphia early ...

Winds from the northwest will pull wildfire smoke back into Minnesota skies over the weekend, as well a chance for rain ...

Recapping some of the most talked-about news this week from the nation and around the world – in case you missed it.

Conditions are expected to gradually improve Sunday as winds dillute the fine particulate matter that affects health.

Much of southern Ontario was under an air quality statement on Thursday and Friday that lifted early Saturday morning.

The Maine Department of Environmental Protection warns that unhealthy conditions may persist through the weekend.

The air quality alert may need to be extended into Monday if an additional batch of heavy smoke materializes from Manitoba ...

Active children, the elderly and people with asthma and COPD are more likely to suffer an increase in the number and severity ...

Firefighters responded to a house fire on Henton Lane on Saturday night, according to the Orlando Fire Department.

Air quality alert issued for several New York regions June 8 due to Canadian wildfire smoke and fine particulate matter.

Smoke from Canadian wildfires has caused hazy skies in Rochester, affecting air quality in the area. News10NBC spoke with Dr.

Wildfires forced a further 1,000 people to flee their homes in Manitoba, one of two Canadian provinces under a state of emergency that has led to thousands of evacuations.