Like much of the U.S., Chicago was under a thick hazy blanket of wildfire smoke, creating dangerous conditions for anyone who ...

Smoke from Canadian wildfires has blanketed Michigan this summer, with 31 days of warnings for parts of Michigan..

The smoke from the wildfires that burned through Los Angeles in January smelled like plastic and was so thick that it hid the ...

Winds could blow smoke from the Bear Gulch fire burning on the Olympic Peninsula, bringing the potential for unhealthy air ...

Winds overnight and into the morning brought a large plume from the Gifford Fire over the Bay Area, prompting an air quality ...

Republican lawmakers are blaming Canada for not preventing and containing wildfires, whose smoke has fouled the air in ...

Firefighters are tackling a major moorland wildfire for a sixth day, with smoke from the blaze visible up to 80 miles (128km) ...

While the smoke is worst along the Western Slope where the fires are burning, levels are also fluctuating on the Front Range.

The hazy air hovering over US cities, including Chicago and New York, this summer is reminding Americans of just how ...

Smoke from the Bear Gulch Fire in Western Washington has been making its way across the state. See the forecast for Aug. 14 ...

Maine has seen more wildfire smoke in recent years, and the culprit is climate change. MAINE, USA — Wildfire smoke has been ...