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

Wildfire smoke drifting across the Great Lakes has caused air quality to plunge to hazardous levels in several states, ...

The elevated levels of fine particulate matter resulting from wildfire smoke could present significant health risks.

State officials from Maine to New York issued alerts for fine particulate matter, a toxic byproduct of wildfires that is ...

Officials warned young children and those with respiratory illnesses to take precautions. For weeks, smoke from Canadian ...

But when smoke plumes are close to the surface, people are breathing in wildfire chemicals and tiny particles. Those particles, known as PM2.5, can get deep into the lungs and exacerbate asthma and ...

Otherwise, northeast breezes are also bringing in cooler and drier air. Today’s highs will “only” be in the 70s. Most of our dew points are falling back into the 50s, which is rather pleasant for late ...

A nonprofit is sending satellites into space to detect wildfire with unprecedented precision. As the Fish Creek Fire burned ...

Gwich’in panelist Edward Alexander explained how cultural burnings every two years can be used as preventative maintenance.

A fire broke out in southern San Luis Obispo County on Friday afternoon, sending smoke pluming into the air and closing a local highway. Bordering the Santa Barbara County line east of Santa Maria ...

Texas Republicans proposed a new U.S. House map Wednesday with more winnable GOP seats as Democrat-led states weigh what they ...

In the 1950s fire towers like the one in Lenox were prevalent throughout the country and staffed during daylight hours by “spotters,” whose job it was to scan the landscape ...