Did you know that Arizona is home to the world's best-preserved meteorite impact site? The Meteor Crater Natural Landmark is ...

Ages ago, before humans lived in North America, a space rock pierced the atmosphere and screamed in a blaze of light toward the surface of the Earth.

One of the most extraordinary geological features in the continental U.S. is Meteor Crater, which lies 35 miles east of Flagstaff and 18 miles west of Winslow in Arizona’s high desert. The crater is ...

Meteor Crater in Arizona will begin offering guided hikes to the crater floor starting in May. The trail follows the same path Apollo astronauts used to train for moon landings. These advanced hikes ...

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 ...

Across the planet, lakes are usually associated with glaciers, rivers, volcanic activity, or shifting tectonic landscapes. A ...