Discover more about Indonesia's volcanic alert system and the systems used around the world to help keep people as safe as ...

In East Africa's Afar Depression, scientists have discovered that fresh lava from deep within the Earth's mantle is driving ...

Deep beneath a Mexican mine lies the Cave of Crystals, a breathtaking cavern filled with colossal selenite formations.

I am hiking along the Metacomet Ridge in Greenfield, Massachusetts – a rather steep basaltic structure, modestly less than five hundred feet high and topped by a stately brick tower constructed in ...

Yet some regions are far enough from tectonic plate boundaries to contain rocks that have remained unchanged for billions of ...

Scientists have discovered a pulsating magma plume beneath Africa’s Afar region, slowly splitting the continent. This Rift ...

A plume of molten rock rising from the depths of the Earth in heartbeat-like pulses is slowly tearing Africa apart—and will ...

Ancient magma plume found beneath Oman’s Salma Plateau remains hidden Researchers believe the buried plume redirected India’s ...

Researchers have discovered an unusual plume of magma beneath Oman that may have changed the course of the Indian tectonic ...

As another school year ends, the USGS Hawaiian Volcano Observatory welcomes two new summer interns: Kamalani Poepoe and Ruth ...

As another school year ends, the USGS Hawaiian Volcano Observatory welcomes two new summer interns: Kamalani Poepoe and Ruth Gale. With an ongoing eruption at the summit Kilauea, now is the perfect ...