Author: Dr. Marcus Thornfield, Volcanologist and Geophysical Researcher

Mount Etna’s been erupting on and off for about 500,000 years, which sounds exhausting. But here’s the thing—not all volcanoes behave like

The water hits you first—that sulfurous reek that says something deep and ancient is cooking below your feet. Hot springs near volcanoes aren’

Kawah Ijen doesn’t care about your Instagram feed. This Indonesian volcano has been putting on a light show that makes every other geological phenomenon

Lake Apoyo in Nicaragua cradles fish that exist nowhere else on Earth. Seventeen species of cichlids swirl through its waters, each descended from a single

The Volcanic Explosivity Index sounds like something cooked up by insurance adjusters who needed a fancy way to say “how screwed are you?”

Imagine a cauldron of molten rock so hot it glows orange, churning and sloshing like some kind of demented soup. That’s a lava lake—basically a puddle

Two miles beneath the Pacific’s surface, where sunlight gave up millennia ago, there’s a crack in the Earth spewing water hot enough to melt lead.

Yellowstone’s caldera sits there like a loaded revolver under America’s heartland, and most people drive through the park thinking about bears

Yellowstone National Park sits on top of a geological time bomb that last properly detonated 640,000 years ago, ejecting roughly 240 cubic miles of rock

Mount Vesuvius buried Pompeii in 79 CE, and suddenly every emperor in Rome wanted to be compared to a volcano. Not the destructive part—the unstoppable part.