When Steamboat Geyser, the world's tallest, started erupting again in 2018 in Yellowstone National Park after decades of relative silence, it raised a few tantalizing scientific questions. Why is it so tall? Why is it erupting ...
Earth Sciences
Mar 15, 2021
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(PhysOrg.com) -- Hawaii may be paradise for vacationers, but for geologists it has long been a puzzle. Plate tectonic theory readily explains the existence of volcanoes at boundaries where plates split apart or collide, but ...
Earth Sciences
Dec 3, 2009
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If some volcanoes operate on geologic timescales, Costa Rica's Irazú had something of a short fuse. In a new study in the journal Nature, scientists suggest that the 1960s eruption of Costa Rica's largest stratovolcano was ...
Earth Sciences
Jul 31, 2013
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Three researchers in France have authored "How ocean waves rock the Earth: Two mechanisms explain microseisms with periods 3 to 300 s," published in Geophysical Research Letters, a journal of the American Geophysical Union ...
One of the biggest challenges of mitigating the danger of hurricanes is predicting where a storm will make landfall and estimating how powerful it will be when it hits. Researchers Dr. Toshiro Tanimoto and Annie Valovcin ...
Earth Sciences
Dec 11, 2017
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An Alaska volcano eruption is prompting regional airlines to cancel flights to nearby communities, including a town that reported traces of fallen ash.
Earth Sciences
May 20, 2013
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Another volcano in Alaska is heating up, with seismic instruments signaling a possible eruption.
Earth Sciences
May 13, 2013
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The East Coast boom issue dates to at least the winter of 1977-78, when similar shock waves hit many communities. The military denied responsibility, so rumors and speculations abounded: secret weapons tests; operations of ...
Earth Sciences
Feb 5, 2016
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Hardly anyone noticed the ruckus when Yosemite Valley's largest rockfall in two decades thundered down near Half Dome before sunrise one March morning -- but scientists will hear all about it soon.
Earth Sciences
May 4, 2009
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An international team of scientists has embarked on a shipboard expedition to study how the Earth's crust was pulled apart in an area beneath the Atlantic Ocean off the coast of Spain. The team includes geophysicists from ...
Earth Sciences
May 27, 2013
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