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Beneath Mount St. Helens, a Heart of (Cold) Stone

The volcano is an outlier in more ways than one

(Newser) - Mount St. Helens already stands out as one of the most active volcanoes in the Cascade Arc and the deadliest in the US, since its 1980 eruption claimed nearly 60 lives. It's also an outlier in a literal sense, sitting 30 miles west of the volcanoes that neatly line... More »

Sayonara, Seattle: Scientists Say the Huge One Is Coming

Cascadia subduction zone temblor will crush Pacific Northwest: 'New Yorker'

(Newser) - Thirteen thousand dead, 27,000 injured, a million displaced, a collapsed economy, and a region that may go months (or years) without electricity, drinking water, or sewage systems. That's what some are predicting will happen in the unprepared Pacific Northwest, including Seattle, if a full-margin rupture quake takes place... More »

A Strange, Remarkable Quake Hit Wyoming

Wind River Earthquake stands out for its size and power

(Newser) - An earthquake struck Wyoming two years ago that made little sense, scientifically speaking—but experts seem closer to solving the mystery, the BBC reports. Called the Wind River Earthquake, it hit with 4.7 magnitude in an area that rarely sees such seismic power. Hardly surprising, since the Wind River... More »

Bay Area Due for Seriously Big Earthquake: Scientists

Major 'locked' faults underneath San Francisco could give way soon

(Newser) - At least three major faults in the San Francisco Bay Area seem to be stuck—and when they come unstuck, they could wreak major havoc, NBC News reports. There's an almost 70% chance that one of four "locked" sections of the Hayward, Rodgers Creek, and Green Valley faults... More »

Scientist: Massive Quakes Hidden in History

Huge seismic events missing from the records

(Newser) - The Earth might have a more turbulent past—and hence a more turbulent future—than we thought. In a presentation yesterday, Dr. Susan Hough of the US Geological Survey argued that hidden throughout history are a glut of giant earthquakes that either went unrecorded or have been underestimated. "Seismometers... More »

Quake Rattles New England

No injuries, damage from 4.0 quake centered in Maine

(Newser) - A rare earthquake shook New England not long before the presidential debate began last night, but there were no reports of damage or injuries. The 4.0 quake had its epicenter in southern Maine and was felt as far south as Connecticut, the AP reports. In New Hampshire, where the... More »

April Quakes Signaled Tectonic Plate Split

Indo-Australian plate is breaking in two

(Newser) - The two massive earthquakes that hit off the coast of Sumatra in April caused only a fraction of the deaths and damage of 2004's killer quake, but scientists now realize they were part of a momentous change in the planet's surface, the BBC reports. Researchers believe the quakes,... More »

Did Drilling Cause Oklahoma's Quakes?

Some blame fracking, amid sketchy evidence

(Newser) - Scientists aren’t entirely sure what caused the earthquakes that rocked Oklahoma last week , but many in the state are wondering whether it might have something to do with the oil wells and fracking operations that dot the state, the LA Times reports. Oil companies scoff at the notion—“... More »

DC Zoo Animals Sensed Quake

Apes starting climbing seconds before ground started shaking

(Newser) - In a mysterious phenomenon that has been observed since ancient times, animals at the National Zoo in Washington, DC, appear to have sensed Tuesday's earthquake before humans did. Seconds before the ground began to shake, gorillas and orangutans dropped their food, grabbed their young, and climbed as high as... More »

'Quake Prophecy' Panics Rome

Thousands flee city amid rumors of major quake today

(Newser) - Thousands of Romans unsettled by rumors of an impending earthquake have decided that today is a good day to get out of Rome. A rumor that has spread widely online holds that seismologist Raffaele Bendandi—who died in 1979—predicted that a devastating earthquake would hit Rome on May 11,... More »

Earthquake Prediction: California Is Next

And hit to San Andreas or Cascadia faults could be even 'scarier'

(Newser) - Is what happened in Japan set to repeat itself in California? Author Simon Winchester thinks so. In an article for Newsweek that’s turning some heads , Winchester notes that though scientists aren’t sure why, major earthquakes have a tendency to happen in clusters, with a quake on one side... More »

Strongest Quake in 35 Years Shakes Arkansas

Swarm of earthquakes unsettles town

(Newser) - Residents of the central Arkansas town of Greenbrier—already unsettled by hundreds of mild quakes over the last 6 months —were shaken by the biggest earthquake to hit the state in 35 years late Sunday night. The 4.7 magnitude quake, which was followed by two smaller ones, didn't... More »

Baja Quake Portends 'Big One' for California

Unusual quake revealed new fault lines, moved old ones

(Newser) - The 7.2-magnitude earthquake that shook Baja California in April may have set the stage for a far more powerful quake in the not-too-distant future, according to seismologists. The quake revealed several previously unknown fault lines, and triggered big moves in others—including the Big Three of San Andreas, San... More »

Earth Moved on 'Boobquake' Day...

But no more than usual; take that, Iranian cleric

(Newser) - Boobquake 2010 is officially over, the numbers have been crunched, and it's time to see if Hojatoleslam Kazem Sedighi was right, writes Jen McCreight on Blag Hag . Before she dishes the nitty-gritty, she clarifies one Boobquake misconception: The point wasn't to see if any earthquakes occurred; dozens happen daily.... More »

Chilean City Moved 10 Feet West in Quake

Geologists think quake will be most important ever studied

(Newser) - The earthquake that struck Chile on Feb. 27 was so massive that it moved the entire city of Concepcion 10 feet to the west, according to one new study. Concepcion isn’t far from the quake’s epicenter in Maule, but other, more distant towns moved as well. Santiago moved... More »

In One Chilean City, Quake Causes Flashbacks

Valdivia suffered strongest quake in history in 1960

(Newser) - For some Chileans, the massive earthquake that struck Saturday was terrifyingly familiar. Almost 50 years ago, Valdivia was rocked by a 9.5-magnitude quake, the biggest in recorded history. “We were sleeping, and then the house began to rise up,” says one Valdivia resident, recalling how the quake... More »

2nd Large Quake Rattles N. Calif.

No major damage reported after 6.0 quake

(Newser) - Northern California was shaken by a second large earthquake in less than a month yesterday but there were no immediate reports of damage or injury. The 6.0 magnitude quake was centered offshore in the same region as the 6.5 quake that damaged hundreds of buildings in Humboldt County... More »

Geologists Warned of Haiti Earthquake

Calculations predicted temblor of up to 7.2 magnitude—but not timing

(Newser) - Scientists have known for years that the fault Haiti sits on was due for a large-magnitude quake—they just didn’t know when. A 2008 paper predicted a quake registering up to 7.2, but “it could have been the next day, it could have been 10 years, it... More »

Centuries of Fault Stress Unleashed Haiti Hell

Devastating 7.0 quake brewing since 1760

(Newser) - The catastrophic earthquake that hit Haiti yesterday had been brewing along a fault line for hundreds of years, experts say. Geologists believe the tectonic plates beneath the Caribbean had been pushing against each other along the fault ever since a major quake in 1760, finally rumbling into cataclysm yesterday. The... More »

6.0 Quake Shakes Mexico City

(Newser) - A strong earthquake struck central Mexico today, causing tall buildings in the capital to sway and sending office workers into the streets. The 6.0-magnitude quake was centered near Chilpancingo, about 130 miles southwest of Mexico City, and 50 miles from the resort of Acapulco, according to the US Geological... More »

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