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

The Beemerville Volcano gets its name from a section of Wantage, but also is known as Rutan Hill. Space Farms Zoo and Museum, the region’s best-known business, is located about four miles to the south ...

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

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

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

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

Wisconsin moonstones are shimmering blue feldspars created 1.5 billion years ago by volcanic activity. The only place where Wisconsin moonstones are found is in a small niche of Marathon County.

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

This ancient catastrophe drastically shaped the Moon’s structure. Its crust is much thicker on the far side than on the near side, a perplexing asymmetry long studied by scientists.

How do volcanoes work? What happens beneath their surface? What causes the vibrations—known as tremor—that occur when magma ...

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 ...