An exclusive, challenging hike at Meteor Crater is the closest thing to walking on the moon without going there. What hikes include and what it costs.

Nordlingen is no ordinary German town. With its red roofs, church towers, and ring of ancient walls, it wears its medieval ...

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 ...

A massive, well-preserved impact crater has been uncovered in Guangdong, revealing the signature of a powerful meteorite strike during the Holocene. Measuring 900 meters across, it dwarfs other known ...

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 ...

Scientists have discovered a massive asteroid impact crater in China. The bowl-shaped depression is some 900 meters wide—more than eight times the length of a football field. In a paper published last ...

The Hoba meteorite in Namibia is the largest known natural piece of iron on Earth, weighing about 60 metric tons today. By simple logic and physics, a metal object that massive should have smashed ...