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Geology

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According to current mantle-plume theory, Anderson explains, heat from Earth's core somehow generates narrow jets of hot magma that gush through the mantle and to the surface. The jets act as pipes that transfer heat from the core, and how exactly t

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Between North Carolina's Cape Hatteras and Massachusetts' Georges Bank, 570 methane seepscluster in about eight regions, according to sonar and video gathered by the National Oceanographic and Atmospheric Administration ship Okeanos Explorer betwee

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This incredible series of events took place south of the Russian peninsula Kamchatka and were witnessed by Dutch pilot JPC van Heijst and his co-pilot as they flew their Boeing 747 to Alaska. While there's no official explanation for the event th

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This event is somewhat analogous to a antural mudslide. Afterwards, the debris is cleaned up and people somehow get back on with their lives. In those mudslides debris has been moved sometimes settling into nearby streams, rivers and lakes. ?The mate

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Mount Rainier and Mount St. Helens are two of scores of snow-capped volcanoes that march up the West Coast, from Northern California to British Columbia, Canada. If Mount Rainier erupts, its glaciers could melt and trigger lethal mudflows called laha

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The space rock is a 470-million-year-old fossil meteorite first spotted three years ago by workers at Sweden's Thorsberg quarry, where stonecutters have an expert eye for extraterrestrial objects. Quarriers have plucked 101 fossil meteorites from th

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A mixture of water, salt and gas may have ignited an underground explosion. Another possibility is that the gas pocket may simply have built up enough pressure to pop like a Champagne cork, she said.

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They found signs of wet ringwoodite in the transition zone 700 kilometres down, which divides the upper and lower regions of the mantle. At that depth, the pressures and temperatures are just right to squeeze the water out of the ringwoodite. "It's

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In 50 years, no earthquake since has matched the power of the March 27, 1964, Great Alaska earthquake. Now ranked a magnitude 9.2, the second-largest ever recorded, the earthquake radically transformed the young state. Important coastal ports, roads

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The bacteria is incredibly resistant to this toxic element. In fact, it's 25 times stronger than previously thought. The researchers' compact factory—which they named The Great Work of the Metal Lover—holds the bacteria as they feed it the gold chl

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] Although scientists had previously hypothesized enormous ancient impacts, much greater than the one that may have eliminated the dinosaurs 65 million years ago, now a new study reveals the power and scale of a cataclysmic event some 3.26 billion ye

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Bercovici began with the idea that, back when Earth was just a ball of hot goo, certain parts of the surface would become cooler than others and sink. These areas were called downwellings. "You can see this happen in a cup of coffee or soup," he s

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Most Americans don’t realize this, but there are some very powerful volcanoes in Russia as well. On the Kamchatka peninsula, which is located on the east coast of Russia, a large volcano has belched a column of ash 6 km into the air… Volcano Shiv

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"Olivine shows only defects along two directions, not three," Cordier said. "This is not enough for achieving a general deformation. However, olivine-rich natural rocks show pervasive evidence suggesting that olivine deforms very easily in the m

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Great Subduction Zone earthquakes are the largest earthquakes in the world, and can exceed magnitude 9.0. Earthquake size is proportional to fault area, and the Cascadia Subduction Zone is a very long sloping fault that stretches from mid-Vancouver I

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