See where your home falls on the new Cal Fire maps for Los Angeles, Riverside, San Bernardino and Orange counties.

California officials on Monday released the fourth and final set of county maps that rate the likelihood and severity of ...

The Dark Energy Spectroscopic Instrument used millions of galaxies and quasars to build the largest 3D map of our universe to date. Combining their data with other experiments shows signs that the ...

The Dark Energy Spectroscopic Instrument (DESI) is mapping millions of celestial objects to better understand dark energy—the ...

The DESI experiment shocked cosmologists with a hint that dark energy varies over time. Now, with more data, the conclusions hold up.

Findings from the Dark Energy Spectroscopic Instrument (DESI) suggest that dark energy could be evolving over time. If ...

A new map of cosmic expansion suggests that dark energy evolves over time, hinting that the universe doesn’t work the way we ...

Physicists had long assumed that the elusive force has constant strength. But the latest results from a project to map the ...

Arizona Prisoner Set to Be Executed Next Week Passes up Chance to Ask for Reprieve PHOENIX (AP) — A prisoner scheduled to be executed next week in what would be Arizona’s first use of the ...

Morning mist rises off a California Delta waterway called Whiskey Slough, about 10 miles west of Stockton, Calif.Credit... Supported by Photographs and Text by Ryan Christopher Jones Mr. Jones is ...

Cusick said selling their California home gave them enough cash for a large down payment on the new place in Arizona. Their monthly mortgage payment is now $1,672, compared to $3,309 in California ...

The Arizona black rattlesnake is a venomous species in the American southwest. It is known for color-changing abilities, cooperative parenting, and social behavior. These snakes are found in high ...