The United States leads the globe with 165 Holocene volcanoes, followed by Japan and Russia. These nations, situated along ...

HAWAII, USA — Two of Hawaii's largest volcanoes are erupting simultaneously. Hawaii's Mauna Loa, the world's largest active volcano, erupted for the first time in decades on Sunday night. Nearby, ...

Volcanic eruptions are one of the most awe-inspiring spectacles to witness. You are literally watching Earth at work as it spews out its insides onto the surface. As such, studying volcanoes are the ...

Learn about the recent eruption of Hayli Gubbi, a volcano in Ethiopia that was previously dormant for nearly 12,000 years.

Our state is home to five active or potentially active stratovolcanoes—tall, conical mountains built up over the centuries by layer upon layer of volcanic material. Until Mount St. Helens’ ...

Ash and lava have begun spewing out of the Mauna Loa volcano on Hawaii's Big Island -- the largest active volcano in the world. The activity, which began Sunday and continued into Monday morning, is ...