A doctor who pleaded guilty to selling ketamine to Matthew Perry in the weeks before the “Friends” star’s overdose death was ...

Sierra Vista’s position makes it perfect for discovering southern Arizona’s wonders and natural beauty spots. You can explore Tombstone, Bisbee, or Kartchner Caverns without organizing a major safari ...

Earth may have a moon today because a nearby neighbor once crashed into us, a new analysis of Apollo samples and terrestrial ...

This month will bring some striking celestial sights, including one of the year’s best meteor showers and a glowing ...

It is good to be back and there is plenty to explore in the December night sky. Starting on Tuesday is the comet C/2025 T1 Atlas, which makes its closest approach to the sun. There is a supermoon on ...

With clear winter skies, India’s dawn views shine brighter. From Kerala’s cliffs and the Rann’s salt desert to Ladakh’s ...

Scientists have discovered living microbes producing methane in the fractured rocks deep inside Sweden's Siljan impact crater ...

Welcome to Yuma, where the sun shines so much that even the cacti wear sunglasses. This southwestern Arizona city sits right on the California border, making it perfect for folks who want desert ...

“Impact flashes on the moon are very common,” University of Colorado Boulder astrophysical and planetary sciences professor Paul Hayne said. “In fact, they happen more or less every night, and it’s a ...

At 900 meters, the giant crater in southern China is three times larger than the previous Holocene recorder holder.

A pilot was killed after an Indian fighter jet crashed during an aerial demonstration at the Dubai Airshow on Friday. Video ...