Scientists initially proposed two possibilities. Either the meteorite entered in an extremely unusual way, or it was moved by ...

The discovery of a vast, fresh impact scar on Mars began with what looked like a smudge in a routine weather snapshot. A ...

Impact craters are formed when an object from space such as a meteoroid, asteroid or comet strikes the Earth at a very high velocity. This leaves an excavated circular hole on the Earth’s surface. It ...

Geology is full of detective stories about the Earth's history, and a new paper in Geology by University of New Mexico Distinguished Professors Emeritus Karl Karlstrom and Laurie Crossey, along with ...

A meteorite impact thousands of years ago may have triggered a landslide in the Grand Canyon and reshaped the Colorado River that runs through the national park. Geologists studying driftwood and lake ...

A quiet hillside in southern China holds the mark of something that arrived with enormous force from far beyond our planet. The Jinlin crater, tucked into the low mountains of Guangdong Province, ...

A decades-long scientific debate over the origins of the Silverpit Crater in the southern North Sea has been resolved. New evidence confirms that it was caused by an asteroid or comet impact about ...

Researchers suggest the impact that created Arizona's Meteor Crater may have triggered a massive landslide in the Grand Canyon around 56,000 years ago. © Kring 2017 ...

In a remote desert, scientists have discovered one of Earth’s oldest asteroid impacts. It dates to well over a billion years ago, to a time when our planet was inhabited solely by single-celled life.

A rock no bigger than a golf ball could have caused the recent lunar impact, according to the observatory. At an ultra-high ...