Yellowstone's volcano is not extinct. To an unsettling ... No supervolcano has erupted in recorded human history, but geologists have pieced together what an explosion must have been like.

and extinct. Active volcanoes like Mount Etna and Kīlauea erupt often. Dormant volcanoes like Mount Fuji have not erupted for centuries but may be active again. Extinct volcanoes like Shiprock in ...

This false-color satellite photo from 2014 shows the immense heat emanating from lava lakes at the summits of a pair of ...

The likelihood of Alaska’s Mount Spurr volcano erupting has decreased ... Anchorage and those in surrounding areas have been preparing for an eruption for weeks. Ash is the major concern.

Entombed at the Ashfall Fossil Beds State Historical Park, teeth from the rhino fossils were analyzed by researchers at the ...

The lava has remained inside the volcano's summit caldera and within the park, and no residential areas have been threatened, according to the U.S. Geological Survey.Kilauea's latest eruption ...

Dozens of mini earthquakes have struck near a 11,000-foot-tall volcano in Alaska that experts fear is 'moving closer to an eruption.' The Alaska Volcano Observatory (AVO) has detected 55 ...

one of the world’s most active volcanoes, has been erupting on and off for more than three months since it burst to life on December 23. During the eruptive episodes, lava fountains have reached ...

An extinct volcano is one that scientists think will not erupt again. Our resident volcano ... 55 million years is many times longer than humans have been on the planet. This was one of the ...