So, I've had requests on the blog to help to do some defining of volcanologic terms on the blog, so I thought I'd try a new column called Eruptions Word of the Day. I'm not sure how often it will run, ...

Lava flows from a fissure in the aftermath of eruptions from the Kilauea volcano on Hawaii's Big Island, May 22, 2018. Andrew Richard Hara/Ena Media Hawaii via Getty Images But not all lavas are the ...

block: a solid rock fragment greater than three inches in diameter that is ejected from a volcano during eruption bomb: a partially molten lava fragment greater than three inches in diameter that is ...

Receive emails about upcoming NOVA programs and related content, as well as featured reporting about current events through a science lens. There are many different kinds of volcanoes, ranging from ...

The northern Chilean and southern Peruvian Andes are full of volcanoes that look stunning - I mean, jaw-dropping details of volcanism litter the landscape. The reason for this is two fold: (1) there ...

When I started writing for Nobel Intent nearly a year ago, my first column was about the one year anniversary of Mount St. Helens coming back to life. Because of some delays with getting me started ...

David M. Pyle (corresponding author), University of Cambridge, Cambridge, UK; and John Elliott, Department of Earth Sciences, University of Oxford, Oxford, UK. Pages 253-268. Linking quantitative ...

Most of Earth’s volcanoes are in the oceans, yet scientists know very little about them compared to volcanoes on land. Schmidt Ocean Institute’s research vessel Falkor recently completed a 41-day ...

Although MSH erupted explosively on 18 May1980, dome-building activity that began in 2004 is consistent with the volcano’s recent geologic history 4. Over the past ∼4,000 yr, MSH has extruded rock at ...

Mount Nantai volcano activity surprises experts as it may have erupted just 7,000 years ago, redefining its status as active. It is always fun to me when we discover that a volcano long considered ...

Click on the image to see a larger version. Dissected with lava flow and pyroclastic deposit layering along with magmatic dikes exposed. The original flow features are rarely preserved and the volcano ...