The Axial Seamount, an underwater volcano located about 300 miles off the coast of Oregon, is displaying behavior that ...

Yellowstone's magma system shows new activity, with the northeast sector possibly hosting future volcanic activity.

The building blocks of life could have been delivered to Ceres by one or more space rocks from the outer asteroid belt.

Data collected by NASA's InSight lander suggest that ancient internal processes are responsible for the "Martian dichotomy" ...

For decades, scientists believed that magma chambers beneath volcanoes were transient, forming before an eruption and then ...

Mars' dramatic north-south divide has puzzled scientists for half a century. However, they may now have a conclusive answer.

Like other igneous rocks, the glossy glass originates from molten rock that has been spewed out from the bowels of the Earth via volcanoes. Before we get into the snowflakes, obsidian is formed ...

That movement has now left one pool of molten material on the west of the caldera disconnected from any heat sources, which will likely allow it to cool. Meanwhile, the largest pool of near-surface ...

A lava delta is created when molten rock reaches a flat area and spreads out in multiple directions like a fan. After this lava delta collapsed, new lava spewed from the tube like a fire hose into ...

Episode 6 of the Big Island volcano’s latest eruption, which began the week of Christmas 2024, is underway as lava flows onto ...

A volcano is a mountain that opens downward to a reservoir of molten rock below the surface of the earth. Unlike most mountains, which are pushed up from below, volcanoes are vents through which ...