HONOLULU (AP) — Hawaii’s Mauna Loa, the world’s largest active volcano, has started to erupt, prompting volcanic ash and debris to fall nearby, authorities said Monday. The eruption began late Sunday ...

A volcano in Russia's far east on Wednesday spewed ash several kilometres into the sky, authorities said, putting on a ...

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

The largest active volcano in Oregon is being drilled into as part of an effort to create a cleaner energy source. Engineers are building a geothermal power plant that taps into the energy of the ...

Far beneath the forests and hot springs of the American West, the continent’s largest active volcanic system is rumbling in ways scientists are only now beginning to fully resolve. New seismic ...

This is the moment lava was captured spilling from a volcano in Hawaii and flowing down a mountain. Mount Kilauea is one of the most active volcanoes in the world and has been erupting in regular ...

Iceland's Vatnajökull Glacier is one of the most beautiful—and geologically important—places in the country.