As colonists rebelled against England and declared independence 250 years ago, what's now Arizona was home to Indigenous tribes.

Will Florida's spring weather be wet and warm this year? See what the almanacs and the National Weather Service have to say ...

The company, owned by Telefonica (TEF.MC), opens new tab and Liberty Global, said O2 Satellite, which uses SpaceX's Starlink network, would ...

Arizona has raised alarms about one of the federal government's proposals to manage drought on the Colorado River.

Generally, states with large populations and wide-open skies reported the highest number of UFO sightings in the U.S.

This lesser-known Arizona hike rewards visitors with a deeply moving memorial and serene natural beauty along the way.

Extra Innings Festival 2026 is back at Tempe Beach Park with Luke Bryan, Dierks Bentley and more. Here are the best, worst things we saw all weekend.

The Sun constantly emits streams of charged particles, known as the solar wind, from its outer atmosphere, the corona. These particles travel throughout the Solar System and interact with Earth's ...

The U.S. National Flood Insurance Program is going broke. Increased flood strikes in more places, combined with outdated ways ...

Most Arizonans can name five lakes off the top of their heads, but somehow Patagonia Lake State Park near Nogales remains the aquatic equivalent of that amazing restaurant only locals know about.

Modern drones map farmland, inspect power lines and help fight wildfires across the Mountain West. Nationwide, the drone ...

The National Nuclear Security Administration’s deputy administrator for defense programs argued in a memo last month that Los Alamos National Laboratory should increase its annual production of ...