Texans near San Antonio experienced a 4.5 earthquake on Wednesday night, according to the United States Geological Survey.

Texans near San Antonio experienced a 4.5 earthquake on Wednesday night, according to the United States Geological Survey.

Rivers began pumping weathered material into the sea about a billion years after Earth formed, suggesting continents may have gotten an early start.

Though the volcano’s magma chambers could hold enough material for a caldera-forming event, none of them are likely to erupt soon.

Texas Monthly put out a public service announcement of sorts. In response to a long-sounding albeit fairly faint alarm that may or may not have originated from within the walls of our own office, we ...

Hubbard, who first joined the USGS as a postdoc, is part of the agency’s Earth Mapping Resource Initiative (Earth MRI).

Scientists uncover hidden land under Iceland, questioning our understanding of Earth's continents and tectonic plates.

The Gulf of Mexico is now officially the Gulf of America in the U.S. It is far from the first time a landform or town has changed names.

A magnitude 4.5 earthquake has rattled southern Texas in the vicinity of San Antonio, the U.S. Geological Survey (USGS) ...