An air quality map shows conditions improving in the U.S. on Friday as smoke from the Canadian wildfires subsides.

Smoke from wildfires in Canada has spread more than 5,000 miles, reaching parts of Russia and Europe during the past week.

Smoke from Canadian wildfires has carried another day of poor air quality south of the border to the American Midwest.

A powerful geomagnetic storm is still be impacting Earth today. Does that mean you’ll see the northern lights tonight?

A powerful geomagnetic storm is still be impacting Earth today. Does that mean you'll see the northern lights tonight?

Several states currently offer property tax exemptions to older homeowners, and seven more are now trying to introduce ...

The forecast for Sunday night gives Alaska and Canada the highest likelihood of seeing the northern lights. Those living ...

Nearly two dozens wildfires were burning in the Canadian province of Manitoba, which is just north of Minnesota and North ...

Early Sunday morning, G4 geomagnetic storm conditions had been reached. Such strong conditions have been known to bring the ...

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, ...