From Hawaii’s flowing lava to Alaska’s smoldering peaks, these U.S. states are home to the most active volcanoes, shaping ...

In northeastern California, the Upper Pit River undulates through evergreen forests, wet meadows and rugged mountains. It’s ...

Hawaii’s Kilauea volcano began shooting lava hundreds of feet into the air during its latest eruption on Tuesday, April 22.

While there are plenty of awe-inspiring man-made destinations around the globe, nothing is as creative as nature. From trees that resemble monsters, to colorful sinkholes, towering rock formations and ...

When fully implemented, the warning and mnitoring system will operate through an interoperable network of domestic volcano observatories. Central to its success will be the National Volcano ...

according to an update from the U.S. Geological Survey's Hawaiian Volcano Observatory. "High lava fountains are likely to follow the current low fountaining and lava flows," the observatory said.

according to an update from the U.S. Geological Survey's Hawaiian Volcano Observatory. “High lava fountains are likely to follow the current low fountaining and lava flows,” the observatory said. It ...

Scientists said “episode 17” of Kilauea Volcano’s ongoing eruption ended ... and the north vent pond collapsed some time Tuesday night. Lava flows covered over 40% of the Halemaumau Crater ...