Volcanoes
What Is the Difference Between Magma and Lava
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The difference between magma and lava is location. That’s it. Same molten rock, different address. Magma is underground. Lava is above ground.
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Volcanoes
Pliny the Younger and the Eruption of Vesuvius
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Picture this: You’re seventeen years old, lounging at your uncle’s villa in Misenum, enjoying the Bay of Naples breeze, when your mother rushes
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Volcanoes
Modeling Volcanic Eruptions on Computers
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The magma chamber beneath Yellowstone contains enough molten rock to fill the Grand Canyon eleven times over. Scientists know this not because they’
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Volcanoes
What Is a Fissure Eruption
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Iceland’s Reykjanes Peninsula cracked open in December 2023, spewing lava across highways like someone knocked over hell’s coffee pot.
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Volcanoes
A Tourist Guide to Hiking Mount Fuji
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The official climbing season runs from July 1st to early September, which sounds convenient until you realize you’ll be sharing the mountain with
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Volcanoes
Volcanoes as Gates to the Underworld
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The ancient Greeks had it half-right when they pegged volcanoes as divine doorways. Mount Etna—that perpetually grumpy Sicilian mountain—was supposedly
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Volcanoes
The Tvashtar Paterae Eruption on Io
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Jupiter’s moon Io doesn’t care about your concept of volcanic moderation. In February 2007, the New Horizons spacecraft caught Tvashtar Paterae
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Volcanoes
How Are Lava Tubes Formed
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Lava tubes are basically nature’s version of subway tunnels, except instead of commuters they carry molten rock at temperatures hot enough to vaporize
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Volcanoes
The Amazing Geology of Yellowstone
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The Yellowstone Caldera sits under Wyoming like a loaded geological weapon, and most tourists taking selfies with bison have no idea they’
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Volcanoes
What We Can Learn from Space Volcanoes
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Io doesn’t care about your Earth-based assumptions. Jupiter’s moon hosts over 400 active volcanoes—more than anywhere else in the solar system—and they’
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