Paleontologists have discovered remarkable fossils in the Grand Canyon that reveal fresh details about the emergence of ...

The researchers were fascinated by a landslide that formed a paleolake and an asteroid impact that carved a massive crater, ...

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

Learn how the Grand Canyon used to be home to an ancient evolutionary competition that has since left behind a plethora of ...

Two of Arizona's most famous landmarks may be linked by cosmic violence: the asteroid that gouged out Meteor Crater may have ...

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 ...

Built nearly 100 years ago, the remote lodge offered majestic views of one of our finest national parks before it burned in the Dragon Bravo Fire.