Yellowstone National Park wildlife is not fleeing the park, despite viral videos suggesting a mass migration due to a possible Yellowstone supervolcano eruption. The National Park Service (NPS) has ...

Cattle rid their bodies of heat in three ways — radiation, convection and evaporation.

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Phoenix's city manager can close trails during periods of excessive heat, such as the one that occurred when the family went hiking on South Mountain.

The Phoenix Fire Department is again reminding hikers of the dangers of heading out in extreme heat. The department rescued a group of 11 from a closed trail in South Mountain Park and Preserve over ...

Fire crews have been called to conduct multiple mountain rescues amid extreme heat in the Valley on Sunday, including one involving multiple children.

Phoenix Fire was called to the Holbert Trail at South Mountain after a family of five adults and six children could no longer continue their hike. Phoenix Fire says the family started their hike ...

Calling 9-1-1 and going directly to the emergency room is advised when experiencing signs and symptoms of heat exhaustion and heat stroke. "Express Family Care offers IV fluids, a cool environment and ...

The heat is not about numbers; it’s about attitude. Some people’s attitudes make me uncomfortable. Shaking fists and yelling at the sky show an attitude not rooted in sanity.

The family, made up of five adults and six children, was rescued while hiking the Holbert Trail on South Mountain in Phoenix on June 29, 2025.

The family, made up of five adults and six children, was rescued while hiking the Holbert Trail on South Mountain in Phoenix on June 29, 2025.