Wildfires are increasingly evolving into urban conflagrations. These are large-scale, destructive wildfires that converge into urban areas and spread from building to building.

Democratic Gov. Katie Hobbs has toured the destruction left by a wildfire along the Grand Canyon’s North Rim. GRAND CANYON NATIONAL PARK, Ariz. (AP) — Democratic Gov. Katie Hobbs toured the ...

Thick wildfire smoke hanging over Manitoba has prompted the cancellation of the Sail West regional championships in Gimli as well as other events across the province.

"The science behind it is so basic you can see it in daily life," one researcher said. "Warm water drives more evaporation — the bathroom gets much steamier after a hot bath than a cold one." ...

Scientists in Brazil are on a mission to stop wildfires before they start, using wildfire-detection drones with a digital ...