The Earth's Grand Canyon took millions of years to carve, but the moon's grand canyons took about ten minutes.

Scientists proposed an explanation for the formation of Vallis Schrödinger and Vallis Planck near the lunar south pole, which ...

Each year, millions of visitors marvel at the geological intricacy and beauty of the vast chasm of the Grand Canyon carved ...

New research shows that when an asteroid slammed into the moon billions of years ago, it carved out a pair of grand canyons ...

From dinner at a Sedona restaurant with a stunning view to a romantic garden stroll, here's your Valentine's Day inspiration ...