A breathtaking aerial landscape featuring colorful rolling hills with striking red, yellow, and golden geological layers. The ...

Deep beneath the Pacific, one undersea fault has produced nearly identical magnitude 6 earthquakes every few years for ...

Scientists from the United States Geological Survey are enhancing their surveillance of volcanoes in the Cascade Range as low-level seismic events persist beneath several significant volcanic regions ...

The fossilized eggs were likely laid by titanosaurs, massive herbivores measuring 50 feet long and weighing between 15 and 20 tons ...

Deep beneath the eastern Pacific Ocean, roughly a thousand miles off the coast of Ecuador, the seafloor has been keeping time ...

In Indiana, an old limestone quarry offers a unique swimming escape framed by towering cliffs and striking natural beauty.

For decades, a strange patch of the Pacific Ocean has quietly puzzled earthquake scientists around the world. Deep beneath ...

For more than three decades, experts have been trying to solve the mystery of why a certain kind of underwater fault triggers ...

Scientists have finally explained why a Pacific Ocean fault has been generating repeating “clockwork” earthquakes for decades ...

Deep beneath the eastern Pacific Ocean about 1,000 miles off the coast of Ecuador, a fault line on the seafloor has been ...

Justin Boldt, hydrologist with United States Geological Survey, explains the Eagle Creek Reservoir survey and why the data is ...