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A research team including USGS scientists returned to the Eastern Galapágos Spreading Center to investigate its deep-sea hydrothermal vents, where...

Scientists from the Pacific Coastal and Marine Science Center (PCMSC) are among dozens of USGS contributors to the Fifth National Climate Assessment...

The ocean covers 71% of Earth’s surface. We know only a small fraction of what the land beneath the waves looks like.

The era of large dam construction, which peaked in the U.S. six decades ago, is now giving way to an evolved paradigm. Climate change, population...

Assessing earthquake hazards demands a comprehensive understanding of active faults, including their location, length, connectivity, slip rate, and...

Over the past three months, seismicity at Mount St. Helens has been elevated but remains within the normal range of background seismicity. Most of the...

Beneath the seafloor lie vast stores of methane—a potent greenhouse gas—produced by the degradation of organic material, either by the earth’s heat or...

As climate change and human-induced disruptions threaten coral reefs worldwide, scientists are increasingly turning to the past to better understand...

In the 20th century, the disposal of industrial and hazardous waste in the deep ocean near coastlines was a widespread global practice, leaving a...

It's that special day of the year again when we all drop, cover, and hold on! It's the Great ShakeOut (2023's Version).