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

Tens of thousands of people who fight wildfires spend weeks working in toxic smoke and ash wearing only a cloth bandanna, or ...

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

Firefighters were concerned Sunday about the possibility of fire spreading under trees and a warming forecast later in the ...

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

Last week, smoky haze from wildfires raised concerns about outdoor activities for kids during recess, lunch, and after-school ...

Forecasting wildfire smoke is hard. We review the best tools to help you predict when unhealthful levels of smoke are coming.

Prepare for a hot week ahead. Today will bring highs from the upper 90s to triple-digit heat expected. Here's what you need ...

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

State officials are encouraging Michiganders who own their own air quality sensors to contribute their readings to ongoing ...

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