Alaska volcano's ash prompts flight cancellations
An Alaska volcano eruption is prompting regional airlines to cancel flights to nearby communities, including a town that reported traces of fallen ash.
May 20, 2013
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May 20, 2013
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Earth's iron core is surprisingly weak, researchers say
The massive ball of iron sitting at the center of Earth is not quite as "rock-solid" as has been thought, say two Stanford mineral physicists. By conducting experiments that simulate the immense pressures deep in the planet's ...
May 17, 2013
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Italy judge says deadly L'Aquila quake was foreseeable
A deadly earthquake in the Italian town of L'Aquila in 2009 which killed 309 people "was not unforeseeable", a judge said Thursday, reigniting a heated scientific debate over whether experts should have warned ...
May 16, 2013
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US budget cuts pare real-time volcano monitoring (Update)
Scientists monitoring Alaska's volcanoes have shut down stations that track eruptions in real time and put off repairing seismic equipment due to U.S. budget cuts—moves that could delay getting vital information ...
May 14, 2013
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Volcano heating up in Alaska: Second one this month
Another volcano in Alaska is heating up, with seismic instruments signaling a possible eruption.
May 13, 2013
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Using earthquake sensors to track endangered whales
(Phys.org) —The fin whale is the second-largest animal ever to live on Earth. It is also, paradoxically, one of the least understood. The animal's huge size and global range make its movements and behavior ...
May 13, 2013
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Charting the growth of the Turkish-Iranian plateau
Stretching from the Persian Gulf up through Turkey, the northwest-southeast running Zagros fold-and-thrust belt is a region of extensive crustal deformation and seismic activity. Near the Zagros Mountains the structure of ...
May 09, 2013
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Hearing the Russian meteor, in America: Sound arrived in 10 hours, lasted 10 more
(Phys.org) —How powerful was February's meteor that crashed into Russia? Strong enough that its explosive entry into our atmosphere was detected almost 6,000 miles away in Lilburn, Ga., by infrasound sensors – a full ...
May 03, 2013
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No Redoubt: Volcanic eruption forecasting improved
Forecasting volcanic eruptions with success is heavily dependent on recognizing well-established patterns of pre-eruption unrest in the monitoring data. But in order to develop better monitoring procedures, ...
Apr 29, 2013
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The Earth's center is 1,000 degrees hotter than previously thought
Scientists have determined the temperature near the Earth's centre to be 6000 degrees Celsius, 1000 degrees hotter than in a previous experiment run 20 years ago. These measurements confirm geophysical models ...
Apr 25, 2013
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A global murmur, then unusual silence
In the global aftershock zone that followed the major April 2012 Indian Ocean earthquake, seismologists noticed an unusual pattern. The magnitude (M) 8.6 earthquake, a strike-slip event at intraoceanic tectonic plates, caused ...
Apr 19, 2013
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Measuring the hazards of global aftershock
The entire world becomes an aftershock zone after a massive magnitude (M) 7 or larger earthquake—but what hazard does this pose around the planet? Researchers are working to extend their earthquake risk estimates over a ...
Apr 19, 2013
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Mine disaster: Hundreds of aftershocks
A new University of Utah study has identified hundreds of previously unrecognized small aftershocks that happened after Utah's deadly Crandall Canyon mine collapse in 2007. The aftershocks suggest the collapse ...
Apr 19, 2013
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Superstorm Sandy shook the US: 'Standing waves' in Atlantic caused seismicity as far as Seattle
When superstorm Sandy turned and took aim at New York City and Long Island last October, ocean waves hitting each other and the shore rattled the seafloor and much of the United States – shaking detected ...
Apr 18, 2013
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Helping to forecast earthquakes in Salt Lake Valley
Salt Lake Valley, home to the Salt Lake City segment of the Wasatch fault zone and the West Valley fault zone, has been the site of repeated surface-faulting earthquakes (of about magnitude 6.5 to 7). New research trenches ...
Apr 17, 2013
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