Several streets around Sentinel Peak ("A" Mountain) will be closed before and after fireworks on the Fourth of July.

A Severe Thunderstorm Warning has been issued by the National Weather Service until 2:45 p.m. for western parts of Tucson, ...

Tucson Fire crews pulled three people out of the Santa Cruz River during a swift water rescue Thursday afternoon. A fourth ...

A comet has entered the Solar System from interstellar space and will pass through the inner planets later this year, NASA ...