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

Clyde Tombaugh discovered Pluto in 1930 at Lowell Observatory in Flagstaff. Here's how Pluto won - and lost - its planetary ...

Looking for internet in Arizona? CNET has listed the top internet service providers with reliable service and broad coverage.

KJ Lewis went to Head Coach Tommy Lloyd and asked to be taking out of the starting lineup. Taking on his old role as the ...

Discovered in Arizona’s Copper Triangle, Oak Flat is home to one of the richest copper deposits in the world. But the battle ...

The largest-ever three-dimensional map of the cosmos, plotting out some 15 million celestial objects, could help reveal the ultimate fate of the universe. Astrophysicists know that the universe is ...

New data further challenge the best scientific theory of the history and the structure of the universe. But a separate recent ...

South Carolina executed Brad Sigmon by firing squad on March 7, marking its first use of the execution method.

A report published Tuesday identifies ways historically neglected communities most vulnerable to climate change, like Tome’s, ...

A mountainous community in Arizona promises visitors a gorgeous state park, good restaurants, and beautiful hiking trails ...

The standard model of how the universe works involves the widely accepted theory that dark energy is a fundamental constant ...

Each week, the CDC releases a map of influenza activity across the ... Subbotina Anna – stock.adobe.com Wyoming, Arizona, Nevada, South Dakota, Florida, West Virginia, Pennsylvania, and ...