Physicists have not yet watched a black hole literally blow itself apart, but they are closing in on the conditions where such an event might finally be seen. At the same time, telescopes are catching ...

Ethiopia’s Hayli Gubbi volcano had been quiet for the past 12,000 years. For all these centuries, it sat dormant with its hollow, crater-shaped mouth etched into the Danakil Depression, one of the ...

The Axial Seamount – located hundreds of miles off the coast of Oregon and nearly 5,000 feet below the Pacific Ocean’s waves – erupted in April 2015, spewing a mile’s worth of lava onto the sea floor.

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 ...

When individuals hear volcanoes, they tend to envision blazing eruptions blasting into the air. However, volcanoes can also collapse sideways, with their sides, or flanks, collapsing. Such a collapse ...

Washington state may not have to worry about hurricanes, but it is volcano country. The United States has 161 active volcanoes – all in the western U.S. – but only 18 are classified as a "very high ...

In 1883, Krakatoa exploded over Indonesia, unleashing the deadliest eruption in modern memory. A gallery of some of its most spectacular successors suggests that a similar disaster may lurk beneath ...