Researchers analyzed changes over time in the ratio of small earthquakes to bigger ones beneath Mount Etna and found a strong ...

Massive volcanic eruptions billions of years ago may have made it snow on Mars, leaving thick buried ice near the planet’s ...

Scientists observed a 3.5 inches rise in the ground near the Iranian volcano's summit and it holds clues to its eruption.

A volcano in southern Iran thought to have been extinct for some 710,000 years has stirred.

A study reveals the existence of pockets of magma beneath the volcanoes of the Cascade Range, with no signs of imminent eruptions.

Buried deep in Greenland's ice sheet lies a puzzling chemical signature that has sparked intense scientific debate.

They can be found within at least 10 national parks, including the Grand Canyon. There are other reminders of long-ago volcanic activity in New Jersey, Domber said. Much of the Watchung Mountains were ...

Sealed Apollo 17 samples analyzed with new techniques reveal that the Moon’s interior contains sulfur isotopes unlike those ...

When individuals hear volcanoes, they tend to envision blazing eruptions blasting into the air. However, volcanoes can also collapse sideways, with their sides, or flanks, collapsing. Such a collapse ...

Fountains from the south vent at Kilauea's summit crater soared 1,300 feet (400 meters) into the air, the U.S. Geological ...

Weaver ants’ feet have an incredibly strong grip—individual members of one species can, without slipping, hold an entire dead bird hanging off the edge of a table. And the mighty insects rarely work ...