Learn more about the Meteor Crater near the Grand Canyon and how it may have created a paleolake thousands of years ago.

What could possibly link a collision in space on the Arizona desert to a landslide that irreversibly altered the face of the ...

Ready for a trip? Try visiting one of these seven small Arizona towns that were named the quirkiest in the state by World Atlas. Here's what to know.

The Bosumtwi impact crater in Ghana is different, however. It is well preserved (not deeply eroded or buried under sediments) ...