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 ...

China has quietly confirmed that a vast circular scar in its northeast is not a volcanic basin or a quirk of erosion, but a colossal asteroid impact site that ranks as the largest known crater of its ...

Researchers discovered a new field of ancient tektites in South Australia, revealing a long-forgotten asteroid impact. These 11-million-year-old glass fragments differ chemically and geographically ...

Because of Earth’s weathering climate and shifting tectonics, impact craters regularly disappear from the Earth’s geologic record. Scientists in China found an impact crater that formed during the ...

The discovery could lead to insights into the ice age climate, and the effects on it from the eruption of debris that would have resulted from such a cataclysmic collision. The finding suggests that a ...

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

A Japanese space mission that has been studying an asteroid not far from Earth will try Thursday night (Friday in Japan) to fire a copper projectile at its surface. The goal is to create a crater on ...

A piece of space debris is the focus of the closest attention of astronomers worldwide as scientists evaluate a rare, but ...

At first glance, you many not guess that this feature on Mars is an impact crater. The reason it looks so unusual is that it likely is a triple impact crater, formed when three asteroids struck all at ...

The moon is pummeled by asteroids nearly every day, creating new craters constantly that can range from a few feet to many miles across. The asteroid impacts, when they’re large enough, create flashes ...