A massive landslide would have dammed the Colorado River, forming a deep lake that has since dried up. A meteorite impact ...

After decades largely cut off from the world, Angola’s natural wonders are again ready for discovery. The southern African ...

While the summer heat simmers, the Sedona Heritage Museum is offering visitors a chance to learn about the history of the Red ...

This was my second time hiking the South Kaibab Trail… but I was seeing it for the very first time My first hike on this trail was a part of my R2R2R and I hiked this section in the darkness of the ...

Catch the moon and Pleiades star cluster in a rare predawn pairing July 20 as stars vanish and reappear behind the moon before sunrise.