With 174 active wildfires burning across Canada, several U.S. states are under air quality alerts due to the traveling smoke ...

A severe geomagnetic storm could bring the northern lights and possible technological effects to the U.S. to start the week, ...

Air quality alerts and advisories have been issued in multiple states as Canadian wildfire smoke continues to spread.

Montana, North Dakota and Minnesota are just some of the states that may be able to see the Northern Lights Monday night.

Canadian Wildfires continued to burn, and smoke from the Canada fires could be affecting U.S. air quality in several states. Is Indiana impacted? What we know ...

Canada wildfires continue to burn, and smoke from the Canadian fires may affect U.S. air quality in several states. Is Kentucky impacted? What we know ...

A series of wildfires burning across central Canada sent smoke billowing into the U.S. over the weekend, with few signs that ...

Early Sunday morning, G4 geomagnetic storm conditions had been reached. Such strong conditions have been known to bring the northern lights as far south as Alabama and northern California. However, ...

Tens of thousands of residents have evacuated across Canada as the wildfire smoke makes its way south to the United States.

Wildfire smoke from Canada is expected to move over the U.S., and maps and satellite imagery show the large-scale impact of the blazes.

The U.S. Environmental Protection Agency warns that wildfire smoke contains dangerous pollutants in the form of fine ...

Air quality in some parts of the United States is worsening as smoke from dozens of wildfires in Canada travels south, pushed ...