The Hoba meteorite in Namibia is the largest known natural piece of iron on Earth, weighing about 60 metric tons today. By ...

Early in the morning of October 6, 2008, astronomers at the University of Arizona detected an asteroid on a collision course with Earth. When other sightings cropped up across the world, the ...

Just outside Odessa, Texas sits what’s often called the second largest meteor crater in the United States. It formed around ...

Sen captured footage from space on Saturday showing the world’s largest impact craters. The satellite video offered a breathtaking view of the circular, frozen Manicouagan Reservoir, covered in snow ...

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, ...

This piece is part of a special project on deep time examining what the Western U.S. was like thousands, millions and even billions of years ago, and how that history is still visible and ...

Astronomers have traced the origins of 200 meteorites to five impact craters in two volcanic regions on Mars, known as Tharsis and Elysium. When you purchase through links on our site, we may earn an ...

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 ...