Spectacular videos show several volcanoes erupting and spewing fiery lava. Guatemala's Volcan de Fuego, meaning volcano of fire, began spouting a constant stream of molten lava on February 23. It's ...

One of the most active volcanoes in the world is living up to its reputation as it gears up for another eruption. An eruption at Hawaii's Kilauea volcano is imminent, based on current activity, ...

Mount Lewotobi Laki Laki, one of Indonesia’s most active volcanoes, is erupting for a second straight day, spewing towering columns of hot ash 6 miles high ...

Less than a week after a massive 8.8-magnitude earthquake sparked tsunami warnings throughout the Pacific Ocean, a volcano in far eastern Russia, on Sunday, spewed hot ash miles into the sky, marking ...

How do volcanoes work? What happens beneath their surface? What causes the vibrations—known as tremor—that occur when magma ...

Hawaii’s Kīlauea volcano began erupting again on Wednesday for the 30th time in under a year, continuing to be among one of the world’s most active volcanoes. The U.S. Geological Survey’s Hawaiian ...

Videos show massive debris clouds spewing from a Russian volcano that erupted for what is believed to be the first time in six centuries. The Krasheninnikov Volcano on Russia's Kamchatka Peninsula ...