With hundreds of wildfires burning across Canada, smoke has drifted into the northern United States, lowering air quality ...

The delivery timelines for First-Class post can stretch from as few as two days to as many as five, depending on where you're ...

State officials from Maine to New York issued alerts for fine particulate matter, a toxic byproduct of wildfires that is ...

As Canada grapples with one of its worst wildfire seasons on record, smoke from the blazes have prompted air quality alerts ...

As of Aug. 6, there are about 750 active Canadian wildfires, with at least 190 labeled “out of control,” according to the ...

The summer of 2025 has brought some of the worst air quality ever recorded to large parts of the United States. Cities across ...

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

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

The Gifford Fire in California has grown to nearly 84,000 acres as of Wednesday, Aug. 6, making it the largest blaze the ...