Two immense canyons on the moon's far side that rival Earth's Grand Canyon were produced by a cataclysmic collision nearly ...

35,009 people played the daily Crossword recently. Can you solve it faster than others?35,009 people played the daily ...

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

Arizona's magnificent Grand Canyon is painstaking result of the Colorado River's current wearing away the planet's surface ...

About the canyons: The two canyons, called Vallis Schrödinger and Vallis Planck, are located on the far side of the moon, so they can only be seen from orbit — not from Earth. Each canyon is over 165 ...

The vast valleys of Vallis Schrödinger and Vallis Planck demonstrate the incredible forces that shaped the face of the Moon.

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

"Whereas Arizona’s Grand Canyon was carved by water over the last 5 to 6 million years and from integrated paleocanyons that ...

Two gargantuan canyons on the moon were carved by a hailstorm of rocks — and that’s good news for future lunar astronauts.

The greatest show on grass has officially kicked off. It'll be a busy week at TPC Scottsdale and so far, the weather is great ...

Here's everything you need to know ahead of the Pro Bowl on Sunday, including the time, watch info, team rosters and more.

Pro Bowl kicked off Thursday evening as some of the NFL's biggest stars took part in the new-look skills challenge down in ...