Smoke from wildfires blazing across Canada is once again wafting over huge portions of the Midwest and worsening air quality, ...

A smoky weekend is in store for much of Eastern Canada as winds sweeping across fires on the Prairies blow into the region.

A smaller snowpack in Canada has left forests primed to burn, starting wildfire season earlier than normal in recent years.

Wildfire smoke from Canada is blanketing the skies in the Midwest, leaving millions with dangerous breathing conditions.

The region has been under an Orange Air Quality Alert issued by the National Weather Service since Thursday. This is not the ...

The Midwest saw some of the worst air quality conditions in the world Thursday, and similar conditions are expected to ...