MAINE, USA — Multiple fire departments have suspended burn permits Saturday due to high risks of fire in southern regions of ...

Smoke drifting south from Canadian wildfires has made skies in Pennsylvania and other states hazy this week. The Pennsylvania ...

For more than a decade, the University of California San Francisco (UCSF) researcher relied on federal grants without ...

Evacuations are underway for campers in the East Fork of the Bear River and the Mill Creek area in Summit County.

Temperatures are expected to climb into the low 90s by Monday afternoon in New York City, Boston and Washington, D.C.

Smoke from Canadian wildfires is expected to drift into North Dakota again in coming days, potentially degrading air quality.

Army Secretary Dan Driscoll today will honor the soldiers who sprang into action to stop the active-duty sergeant accused of ...

Large wildfires in remote regions of Canada sent smoke billowing across the border, inundating northern New England with ...

Monday's air quality has dropped to unhealthy levels in Las Vegas, when the AQI index is between 151 to 200. Anyone outdoors could experience adverse health impacts.

Smoke from hundreds of wildfires in Canada is lingering over the northern U.S., spreading across to roughly a dozen states from Wisconsin to Maine.

Smoke from hundreds of wildfires burning across Canada has polluted skies and reduced air quality across large portions of the Midwest and Northeast in recent days, but forecasters expect conditions ...

Skies across Massachusetts could remain hazy on Wednesday, but this could also soon change as possible thunderstorms and ...