SRP hopes that a new water measuring device will help understand the effects of forest thinning and climate change.

This story was originally published by Grist with the headline In Arizona, a fight against a deadly fungus is under threat ...

Construction has begun on 27 miles of border wall along Arizona's southern border, through one of the last intact prairie grasslands in Arizona.

Monsoon season officially lasts from June 15 to September 30 in Arizona. It started out very dry — June, July and August each had below-normal monthly rainfall. But last week’s storms were actually ...

A bear took a cruise through the aisles of an Oro Valley grocery store, but left the establishment without causing too much ...

The weekend will feature cooler temps with highs in the low 90s as the month of October gets underway. Sign up for daily news ...

The monsoon is known to be sporadic, and this year was no exception. With weeks of dry days, a wall of dust that descended ...

Verdolagas, or purslane, grows abundantly in gardens and in wild patches along streets and sidewalks. It is a beloved ...

Sunday Night - Mostly clear, with a low around 65. Northwest wind around 5 mph becoming east southeast after midnight. Monday ...

The National Weather Service Phoenix has issued a flash flood and severe thunderstorm warning for a majority of the Valley, ...

PHOENIX — The Valley could see at least one more stretch of monsoon storm activity before Arizona’s annual rainy season concludes in two weeks. The remnants of former Tropical Storm Mario are expected ...