Southern California was feeling the effects of a mini heat wave, with temperatures expected to climb about 5 to 10 degrees ...

Southern California was feeling the effects of a mini heat wave, with temperatures expected to climb about 5-10 degrees above ...

The first military zone, set up along a 170-mile stretch of border in New Mexico in April, came days after an executive order ...

Southern California was feeling the effects of a mini heat wave, with temperatures expected to climb about 5-10 degrees above area norms Thursday. The heat spell was forecast to peak Thursday, ahead ...

A University of Arizona researcher is part of an effort to identify the diseases carried by ticks, and she's asking people to send her samples.

FLAGSTAFF, Ariz. (AP) — A resident of northern Arizona has died from pneumonic plague, health officials said Friday. Plague ...

California, gripped by a housing shortage that is forcing families from the state, wants to build 2.5 million homes. But it’s ...

Here is The Republic's top 20 boys track and field athletes all-time list. High school, college and professional success ...

According the the National Hurricane Center, Tropical Storm Flossie could strengthen into a hurricane as early as Monday.

NASA is gearing up for a bold new era of lunar exploration with three advanced instruments set to investigate the Moon’s ...

Domestic migration has changed over the past 10 years, as Americans chase better jobs, cheaper housing and a greater quality ...

Thousands of people in southern California were advised to remain indoors as "emergency" air quality conditions hit parts of the Coachella Valley.