This is the 10th episode of eruptive activity from Kilauea since Dec. 23, the Hawaiian Volcano Observatory said.

A red-hot lava flow two miles long has been attracting crowds to the slopes of Mount Etna on the island of Sicily, Italy.

NASA's Landsat 8 satellite snapped a stunning top-down view of an "unusually spectacular" Mount Etna eruption. Infrared data makes the volcano's lava river really pop.

The McDermitt Caldera, an ancient supervolcano straddling the Nevada-Oregon border, may hold the world’s largest lithium ...