Most volcanoes form at the boundaries of Earth's tectonic plates, which are huge slabs of crust and upper mantle that fit together like puzzle pieces. Think of these plates as massive rafts floating ...

In the predawn darkness, a team of scientists climbs the slope of Mexico's Popocatépetl volcano, one of the world's most active and whose eruption could affect millions of people. Its mission: figure ...

Learn about how volcanoes are formed and the ways they erupt Chiara Maria Petrone, Roberto Scandone, and Alex Whittaker On February 20, 1943, Dionisio Pulido and his family were working in their ...

The explosiveness of a volcanic eruption depends on how many gas bubbles form in the magma – and when. Until now, it was thought that gas bubbles were formed primarily when the ambient pressure ...

If the theory is proven correct, the consequences could be enormous, spelling a much more risky, explosive future.

(WJW) — You don’t see this every day. The U.S. Geological Survey (USGS) shared a video Tuesday showing what they described as a “volnado” forming near an erupting fountain of lava in Hawaii. “We know ...

A new dark lava dome emerged at Mayon Volcano Thursday morning, January 8, as the volcano released lava and pyroclastic ...

The USGS has released dramatic footage as the Kilauea volcano erupts, forming rare 12 metre dome-shaped lava fountains.

The 1815 eruption produced 60 megatons of sulfur, and as a result, average global temperatures dropped by around 3°C (5.4°F).