Learn how stress inside a volcano can make gas bubbles form early, helping explain why some eruptions stay quiet instead of exploding. One of the most explosive volcanoes in U.S. history began its ...

The youngest eruption of the Methana volcano (brown) flowing into the sea, with limestone in the background. The Methana volcano in Greece appeared dormant for over 100,000 years, but magma was ...

How do volcanoes work? What happens beneath their surface? What causes the vibrations—known as tremor—that occur when magma or gases move upward through a volcano's conduits? Professor Dr. Miriam ...

Multiple earthquakes have hit near Alaska's Mount Spurr that scientists warn is gearing up for an eruption. The US Geological Survey (USGS) detected at least a dozen tremors within 30 miles of the ...

For years, the Methana volcano located in Greece has been categorised as a dormant volcano since it has always appeared peaceful and inactive due to its proximity to the Saronic Gulf in the vicinity ...

Multiple videos show a rare "fireball" meteor breaking apart with a flash of emerald light over the erupting Mount Mayon.

Learn how scientists discovered that Methana, a volcano in Greece believed to be dormant, was actually collecting magma for millennia. There are more extinct volcanoes across the world than active ...