In 1993, scientists identified a massive impact crater in the United States that dwarfed the Grand Canyon. This colossal crater, hidden beneath the Earth’s surface, has sparked significant ...

Beneath the waters of Chesapeake Bay lies a massive secret that took decades to uncover. What once seemed like a normal stretch of water has been revealed as the site of a colossal impact crater ...

Shackleton crater spans roughly 12.4 miles wide (20 km) and 2.6 miles deep (1.3 km), making it deeper than the Grand Canyon, according to the C enter for Lunar Science and Exploration.

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

Two Grand Canyon-size features on the far side of the moon were likely formed in about 10 minutes after an unknown object slammed into the moon 3.8 billion years ago.

Two gigantic canyons on the moon — both deeper than the Grand Canyon — were carved in less than 10 minutes by floods of rocks traveling as fast as bullets, a new study finds.

Sarah Emons, conservation director of Long Point Biosphere Region, stands near the edge of what locals call "the grand canyon,” a more than 300-metre crater called a gully sidewall caused by ...

Two Grand Canyon-size features on the far side of the moon were likely formed in about 10 minutes after an unknown object slammed into the moon 3.8 billion years ago.

A Crater in Arizona Is Proof of the Universe's Wicked Curveball Fifty thousand years ago, a 150-foot-wide meteor crashed in the Grand Canyon State. This is how it happened.

Two Grand Canyon-size features on the far side of the moon were likely formed in about 10 minutes after an unknown object slammed into the moon 3.8 billion years ago.