Tunguska, 1908: Russia's greatest cosmic mystery

The stunning burning-up of a meteor over Russia on Friday that unleashed a shockwave injuring hundreds of people appears to be the country's most dramatic cosmic experience since the historic Tunguska Event of June 1908.

North Korea apparently conducts third atomic test

(AP)—North Korea apparently conducted a widely anticipated nuclear test Tuesday, strongly indicated by an "explosion-like" earthquake that monitoring agencies around the globe said appeared to be unnatural.

Ancient records shed light on Italian earthquakes (Aquila area)

When a damaging earthquake struck the area of L'Aquila in central Italy in 2009, it was the latest in the region's long history of strong and persistent quakes. The rich recorded history of settlement in the area, along with ...

Recent Indonesia quake added pressure to key fault

(AP) -- Seismologists say last week's powerful earthquake off western Indonesia increased pressure on the source of the devastating 2004 tsunami: a fault that could unleash another monster wave sometime in the next few decades.

New monitoring stations detect 'silent earthquakes' in Costa Rica

After installing an extensive network of monitoring stations in Costa Rica, researchers have detected slow slip events (also known as "silent earthquakes") along a major fault zone beneath the Nicoya Peninsula. These findings ...

600 seismographs listen in on the Alps

600 sensors placed on and around the Alps constitute the largest academic seismographic network in the world. The AlpArray project will enable better understanding of the birth of the Alps as well as homogeneous seismic hazard ...

Researchers produce new map of seismic hazards in Brazil

Researchers are working on a new national map of seismic hazards for Brazil. In preparing the seismic hazard map, the researchers first conducted a survey of the tremors that have occurred in Brazil in recent decades in order ...

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