Long-quiet volcanoes in the Cascades region of the Pacific Northwest are still underpinned by large reservoirs of magma, new ...

It last erupted in 2015 but has a history of more than 50 different eruptions over the last 800 years. The good news is that because the top of the volcano is still 4,500 feet below the ocean’s ...

More than 130 earthquakes were registered Tuesday at Iceland's large Bardarbunga volcano, a possible precursor to an eruption among the several scenarios being considered, the Icelandic ...

Hawaii’s Kilauea volcano resumed its latest eruption on Monday, sending fountains of lava shooting more than 250 feet in the air. Photos of the geological spectacle at Hawaii Volcanoes National ...