Those who've poked along the old, cross-country Route 66 through the American Southwest in Arizona might have accidentally driven by, or perhaps spotted, what looks like a giant, bowl-shaped hole in ...

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 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 ...

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 ...

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, ...

After a catastrophic asteroid impact 78 million years ago, life didn't just survive—it thrived, at least according to new research that provides the first direct evidence of microbial life ...

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