The Dragon Bravo Fire has closed the North Rim for 2025. These 10 destinations are worthy alternatives to Grand Canyon North ...

A trail along the rim of the Grand Canyon showcases ancient rocks.

A remarkable coincidence occurred 56,000 years ago, when the impact that created Meteor Crater triggered both a ...

Five hundred million years ago, the Earth saw a huge jump in the diversification of life forms called the Cambrian Explosion.

Research Grand Canyon landslide-dam and paleolake triggered by the Meteor Crater impact at 56 ka by a team from the ...

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

In a surprising twist, two of Arizona’s most iconic landmarks—Meteor Crater and the Grand Canyon—may be linked by a cosmic ...