Volcanology
Latest Contributing Articles
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The Geology of Crater Lake National Park
Crater Lake is one of Oregon's natural wonders. With a unique geological history, and active hydrothermal vents, could this volcano still be a force in the future?
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Is Japan Really a Volcanic Island Arc?
Japan is known for beautiful strato-volcanoes and large caldera volcanoes. These are recent additions to a geological base of ocean-derived rocks and sediments.
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Volcano Krakatoa becoming Active
Recent rumblings of a volcano in Indonesia have scientists keeping a closer eye on the mountain that once caused a monster eruption.
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Types of Volcanic Hazards
Geologists have identified several types of volcanic hazards. During an eruption, many of these processes can happen at once.
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Giant's Causeway, Basalt, and Cornstarch
Lowly cornstarch, plus the ingenuity of a physicist, a mathematician, and a graduate student, find the link between the drying time of basalt and its column-height.
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Hibashi Lava Tube, Saudi Arabia
Hibashi Lava Tube is rich in rare cave minerals and contains a thick layer of dust so fine that the cave is now a working model for exploring the lava tubes of Mars.
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Exploring Lava Tubes
Lava tubes are volcanic caves formed in molten rock. They can contain spectacular formations, bones, artifacts, live animals, icicles and more.
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The Volcano at Paricutin
In 1943, scientists were stunned to be able to witness the birth of a brand new volcano in Mexico, arising out of nowhere in the middle of a field.
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Scientific Classification of Lava
Lava is a very interesting substance, but most people don't realize that it can come in many very interesting varieties, differing in chemistry and in temperature.
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Fumaroles: A Sign of Volcanism
Often less captivating than erupting geysers and colorful hot springs, fumaroles are fascinating signs of volcanism at work.
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Hot Springs & Mudpots
Calming, warm waters of hot springs entice tourists to resorts. Bubbling mudpots and colorful hot springs are special volcanic features located around the globe.
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Geysers: Rare Geologic Wonders
Millions of visitors travel to Yellowstone National Park and Iceland to watch geysers. Here is look at the science behind them.
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