News tagged with aftershocks

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Quake moved Japan by 8 feet: USGS

Japan's recent massive earthquake, one of the largest ever recorded, appears to have moved the island by about eight feet (2.4 meters), the US Geological Survey said.

Mar 13, 2011
4.3 / 5 (22) 8

Old fractures caused rare 8.6 magnitude earthquake

On 11 April 2012, an 8.6 magnitude earthquake occurred 100 kilometers (62 miles) off the coast of Sumatra. This earthquake was unusual in that it originated within the plate rather than at a plate boundary. In fact, it is ...

Aug 31, 2012
4.9 / 5 (10) 3 | with audio podcast

Are large earthquakes linked across the globe?

The past decade has been plagued with what seems to be a cluster of large earthquakes, with massive quakes striking Sumatra, Chile, Haiti and Japan since 2004. Some researchers have suggested that this cluster has occurred ...

Aug 02, 2012
4.9 / 5 (8) 9

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
5 / 5 (5) 0 | with audio podcast

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
4.4 / 5 (5) 2

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
5 / 5 (4) 1

Quake is 5th biggest, but Japan best prepared

(AP) -- Take the world's most earthquake-prepared country, jolt it with one of the biggest quakes in history and add a devastating tsunami minutes later. In the classic battle of Man vs. Nature, Nature won again.

Mar 11, 2011
4 / 5 (4) 1

Big quake aftershocks plague New Zealand city

(AP) -- A powerful new 5.1-magnitude aftershock rattled terrified residents of New Zealand's earthquake-stricken city of Christchurch on Wednesday, as officials doubled their estimate for repairing the damage ...

Sep 08, 2010
5 / 5 (3) 0