An exceptional autumn heat wave, which began in the southwestern United States last week, sent temperatures soaring to 117 degrees in Palm Springs, Calif., on Tuesday — matching the highest ...

Keywords cougars, wildlife, southwestern United States, mother and kittens, curiosity, survival skills, teamwork, ecosystem, Navajo Indians, conservation Email us at [email protected] if you ...

As of Sunday morning, more than 500 flights through airports within the southwestern United States, including airports serving San Diego and Los Angeles, were delayed or canceled.

The hurricane could potentially bring “significant impacts” to parts of the Baja California Peninsula and the southwestern United States this weekend, including rainfall of up to 12 inches in ...

Here’s what to know about the upcoming tarantula mating season, when hordes of spiders descend upon the Southwest.

Diamondback Energy will attempt to buy rival Endeavor Energy Resources to create an energy giant in the Southwestern United States worth more than $50 billion. Growing confidence in an economic ...

The 20 farming families who use more water from the Colorado River than some states Growing cities and a drier Southwest have taxed the river relied on by tens of millions of people — and ...