Its namesake feature, the 10,457-foot Lassen Peak, is one of the world's largest lava dome-type volcanoes and the southernmost active volcano in the Cascade Range. Add Lassen Volcanic's incredibly ...

Photographer B.F. Loomis captured many images during and after the 1914 and 1915 eruptions of Lassen Peak, and these photos and the unique nature of the volcano and active volcanic landscape around it ...

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

It appears that these magma bodies exist beneath volcanoes over their whole lifetime, not just during an active state.' ...

The Painted Dunes, located in the northeastern section of Lassen Volcanic National Park near Butte Lake, are a striking natural phenomenon formed by the oxidation of volcanic ash during eruptions. To ...

Scientists have found giant magma reservoirs under dormant volcanoes in the Cascades. A new study shows that the magma system can persist even after eruptions.

In 2018, the side of the Anak Krakatau volcano collapsed in a powerful eruption and produced a tsunami that killed hundreds ...

NASA’s Juno mission found Io’s biggest volcanic eruption ever. The explosion was stronger than all Earth’s power plants ...

A tall fountain of lava is spewing from a volcano on Hawaii's Big Island. A webcam on Tuesday shows vigorous streams of red ...