A groundbreaking study reveals that South Africa's rising landmass isn't due to volcanic activity, but rather the Earth's ...

Of the eight active volcanoes on the USGC watch list, three are relatively easy to explore — Long Valley, Mt. Lassen, and ...

A reappraisal of decades-old data suggests that strange circular formations on Venus could be volcanic “rings of fire” ...

Two massive tectonic plates (the Pacific and the Juan de Fuca plates) are constantly shifting, leading to a steady build-up ...