About 35 million years ago, an asteroid struck the ocean off the East Coast of North America, leaving behind a massive impact ...

The far side of the Moon has its own versions of the Grand Canyon—two of them, in fact! A new study explains how these deep ...

The gigantic cataclysm, which released energy 130 times more powerful than the detonation of the entire world’s atomic ...

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

Two Grand Canyon-size features on the far side of the moon were likely formed in about 10 minutes after an unknown object ...

Scientists found that an asteroid impact carved two massive canyons on the moon in minutes. High-speed debris helped shape ...

Two canyons that splay out from a vast asteroid crater on the moon may have been quickly formed by chains of impacts that ...

A colossal impact billions of years ago carved out the canyons that rival the most breathtaking features here on Earth in a ...

Scientists say Vallis Schrödinger and Vallis Planck—dramatic trenches near the lunar south pole—were carved in a blast that ...

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

Arizona is most definitely a bucket list state, stacked with unique landscapes found nowhere else, and one-of-a-kind ...