"What makes the event even more extraordinary is that it did not involve a single volcano, but multiple active sources." ...

Learn more about the past eruptions at Yellowstone National Park and how each new eruption displaced evidence of the past.

The Sun has shifted into a more explosive mood, hurling multiple bursts of energy and plasma into space that now appear to be converging on Earth. Forecasters are watching closely as one particularly ...

NASA's Solar Dynamics Observatory captured a huge filament eruption in multiple wavelengths. Credit: Space.com | footage ...

Kilauea has sent lava 1,000 feet into the air multiple times this year. One of the most active volcanoes in the world is gearing up for a spectacular eruption, according to the United States ...

As glaciers melt around the world, long-dormant volcanoes may be waking up beneath the ice. New research reveals that massive ice sheets have suppressed eruptions for thousands of years, building up ...