Recently unearthed fossils from the Cambrian period shed light on a key stage of evolution, when life became much more ...

A treasure trove of exceptionally preserved early animals from more than half a billion years ago has been discovered in the ...

Rocks gathered along the Colorado River contained evidence of a bustling community of animals in an ancient sea.

Mount Otemanu, Bora Bora Bora Bora rose to prominence during World War II when soldiers were stationed on the island. Mount Otemanu is the island’s main attraction, and it has an interesting history: ...

This surprising connection between Arizona's world-renowned geological features stretches back 56,000 years, to when a ...

Located more than 200 feet below the surface near Peach Springs, the Grand Canyon Caverns and Inn offers visitors a rare ...

The Dragon Bravo Fire that destroyed the North Rim lodge will affect visitors and nearby communities. Here's the Canyon's financial impact on Arizona.

A remarkable coincidence occurred 56,000 years ago, when the impact that created Meteor Crater triggered both a landslide-dammed lake and a paleolake formation in the Grand Canyon. Earth’s ancient ...

Arizona cities have been recognized in a slew of studies as great places to live and retire. Here's which places made the ...

On his first trip to the Grand Canyon Star Party, Dave Eicher joins thousands for a week of lectures, observing, and cosmic wonder.

This brave cleaning crew hangs from the Grand Canyon west rim's Skywalk twice a year.

The caverns sit atop the Grand Canyon Inn between Peach Springs and Seligman and are a worldwide tourist attraction.