Instruments in space have studied the planet's atmosphere and surface, and are now being joined by powerful new ones, finds ...

Gravity research reveals hidden structures beneath Mars' lost oceans and Olympus Mons, shedding light on the planet’s ...

Yellowstone became the world's first National Park. The park's vast 2.2 million acres preserve an intact ecosystem with ...

Experience the uncrowded geological wonder of Georgia's 'Little Grand Canyon,' decked with fall colors. Learn about trails, ...

Last week, a U.S. Geological Survey (USGS) study found that nearly half the United States lies in potential landslide zones.

September is National Preparedness Month, Oct. 17 is ShakeOut, and Nov. 5 is World Tsunami Day — plenty of reminders to ...

The next morning, Sept. 16, Hawaiian Volcano Observatory scientists on a helicopter overflight confirmed that a small ...

Counties with some percentage of moderate drought conditions include Fayette, Winneshiek, Allamakee, Clayton, Dubuque, ...

Innovative electro-seismic surveying techniques will be used to map out what lies below the surface of the Hikuwai River, ...

The region was considered to be Earth's eighth continent before the majority of it got lost under the sea. Over 300 years ...

The U.S. Geological Survey and state agencies are using aircraft, radar and land surveys to hunt for hidden mineral deposits ...

The earthquake struck Martin County, about 30 miles north of Midland. The center was more than 250 miles away from San ...