A new study traces a 120-million-year-old 'super-eruption' to its source, offering new insights into Earth's complex geological history.

Scientists say they used satellites and other technology to plumb the inner workings of a Bolivian volcano that last erupted 250,000 years ago.

Geologists led by the University of Maryland and the University of Hawaiʻi finally connected the dots between one of the ...

Can melting glaciers influence the acceleration of continental drift and volcanic activity? New research suggests that this ...

Uturuncu is also known as a "zombie" volcano because it still exhibits unsettling signs of life, like earthquakes and gas ...

The Hawaiʻi Department of Health is urging residents and visitors to take precautions as elevated volcanic gas emissions from ...

As people from around the world are captivated by episodic lava fountaining during the ongoing Kilauea eruption in Halema‘uma ...

Researchers use the sophisticated technology on NASA's Perseverance rover to analyze volcanic rocks in Mars' Jezero Crater. Their findings show that some of the same volcanic processes that led to ...

Officials have issued an update on a massive volcano showing signs of activity, including dozens of earthquakes over the past ...

Kenneth Sims and other research scientists recently discovered that mafic volcanism of Henrys Fork Caldera -- located in ...

Lava fountains from a fissure in the Northeast Rift Zone of Mauna Loa during the 2022 eruption. It was the first time in 38 ...

Kīlauea has been erupting episodically within the summit caldera since Dec. 23, 2024. Its USGS Volcano Alert level is WATCH.