Malcolm Johnson
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Mount Rainier's Volcanic Activity Closely Watched by Scientists
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How Earthquakes 'Ignite': Hidden Mechanism Discovered in New Study
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Volcanic Eruptions Linked to Neolithic Sun Stone Sacrifices in Denmark
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Homo Erectus Mastered Desert Survival 1.2 Million Years Ago
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Earth's Magnetic North Pole Shifts Toward Russia, Scientists Update Its Location
