Most of the U.S. volcanoes that have been making themselves known since spring woke up a bit, shook themselves off and then ...

Hidden beneath the Philippine Sea, this colossal supervolcano features a caldera an impressive 150 km (93 mi) in diameter, making it the largest known caldera in the world, even larger than ...

Yellowstone National Park, renowned for its geothermal features and volcanic history, is beginning to show signs of renewed ...

A volcano in Alaska that last erupted in 1867 is displaying signs of rumbling. Located roughly 140 miles southwest of Anchorage, Iliamna has been dormant for over a century. But on June 15, the Alaska ...

Scientists are warning that glaciers melting due to global warming could trigger explosive and potentially deadly volcanic ...

Yellowstone’s geological history is one of the most intensely studied in North America. From a map drawn on a bison pelt by ...

Mount Etna's eruption and a nearby quake reignite questions on volcano-earthquake links, climate impact, and tectonic stress.

An Alaskan volcano that has been inactive for more than 100 years is showing signs of rumbling, according to scientists.

The volcano, discovered by locals near the village of Cusco, was not volcanic in the traditional sense, but still posed a ...

Explore the Snake River: its map, rich history from Native Americans to pioneers, impressive length, and facts about Hells ...

Hawaii's Mount Kilauea is currently erupting, releasing a fountain of molten lava as volcanic activity continues on Wednesday ...

Giant, large-scale eruptions can have more serious impacts. One such event contributed to the demise of the dinosaurs 66 ...