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Small Earthquake Detection in Southern California: NPR

A map shows earthquake failure in a part of Southern California. Scientists using hundreds of GPUs found that the region experienced 1.81 million tremors over a ten-year period – ten times more than previously discovered. Rich Pedroncelli / AP Hide Caption Switch caption Rich Pedroncelli / AP A map shows earthquake faults in a part of Southern California. Scientists using …

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Magnitude 5.3 earthquake hits Hawaii; no risk of tsunami

A magnitude 5.3 earthquake hits the west side of the Big Island of Hawaii on Saturday, the Geological Survey said. The quake hit about 5 p.m. and had an epicenter about 15 miles (24 kilometers) southwest of Kailua-Kona, a city of nearly 12,000 people on the island's west coast, the agency said. The earthquake had a depth of about 10 …

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Indonesia issues tsunami warning after 6.8 earthquake attacks off the coast of Sulawesi

Sign in Nemberala, Indonesia, direction for evacuation in case of tsunami. (Peter Ptschelinzew / Getty Images) A magnitude 6.8 earthquake struck Friday night on the Indonesian island of Sulawesi] The earthquake prompted the country's geophysics agency to issue a tsunami warning. The Indonesian Agency for Geophysics warns of a possible tsunami after a magnitude 6.8 earthquake off the coast of …

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Massive earthquake reveals mountains 660 kilometers below us

Earthquakes and particularly massive earthquakes bring fear into our hearts and sympathy for those who are exposed to them. In this case, a massive earthquake produced a new discovery about our planet. SEE ALSO: TOP 5 EARTHQUAKE RESISTANT STRUCTURES WORLDWIDE Some Princeton geophysicists in collaboration with Sidao from the Institute of Geodesy and Geophysics in China investigated data from an …

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The Bolivian earthquake of 1994 reveals 660 kilometers under our feet mountains

Most schoolchildren learn that the earth has three (or four) layers: crust, mantle and core, sometimes divided into an inner and outer core. This is not wrong, but it leaves out several other layers that scientists have identified within the Earth, including the transition zone within the mantle. Jessica Irving of Princeton worked with graduate student Wenbo Wu and another …

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A huge earthquake in Bolivia has revealed extensive mountain ranges below the surface of the earth

Classical science fiction author Jules Verne once envisioned an entire subterranean landscape inside the planet, complete with lost prehistoric species and plant life. The book was aptly titled Journey to the Center of the Earth. We may not really find dinosaurs down there, but recent research shows features in the underworld that resemble structures on the surface. Far from a …

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Massive Bolivian earthquake exposes mountains 660 kilometers below our feet

Sessisologist Jessica Irving, an Assistant Professor of Earth Sciences, is sitting with two meteorites from the Princeton University collection that contain iron, presumably from inside Planetsimals. Irving uses seismology to examine the interior of our own planet. Recently, he found mountain topography roughness at the 660km boundary at the base of the mantle's transitional zone. Photo credits: Denise Applewhite, Princeton …

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Sightings of rare Oarfish in Japan arouse fears of earthquake and tsunami

"It may be that global warming affects the appearance of starfish or a reason we simply do not know." The myth of Oarfish as a harbinger of destruction gained in importance following the 2011 Fukushima earthquake and the subsequent tsunami that killed more than 20,000 people. According to Kyodo News, at least a dozen Oarfish had been flushed to the …

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