The deadly earthquake that struck Japan last week has been upgraded from an 8.9 to a 9.0-magnitude, the U.S. Geological Survey (USGS) announced today (March 14).

A tsunami advisory was also issued for parts of Alaska and the entire West Coast after a powerful earthquake off Russia's ...

An aerial view of Ishinomaki, Japan, a week after a 9.0 magnitude earthquake and subsequent tsunami devastated the area. (U.S. Marine Corps photo by Lance Cpl. Ethan Johnson) (CN) --- A magnitude 9 ...

An 8.8 magnitude earthquake – one of the most powerful in recorded history – struck off the coast of Russia Tuesday, ...

Two million people are told to evacuate in Japan after an 8.8 magnitude earthquake, one of the strongest ever, hits Russia's ...

The earthquake and tsunami that struck Japan left nearly 20,000 people dead and was the most expensive natural disaster in world history.

The sixth most powerful earthquake on record triggered widespread evacuation orders across multiple countries including the ...

Japan’s New Undersea Earthquake Detection System Will Improve Tsunami Prediction Japan’s new earthquake-detection network lengthens warning times, and researchers in Wales have harnessed ...

A powerful earthquake measuring magnitude 7.1 struck southwestern Japan on Thursday, triggering tsunami warnings for a number of the country’s western islands and causing mostly minor injuries ...

One of the most powerful earthquakes in modern history shook Russia’s remote east coast Wednesday, sending tsunami waves ...

When the magnitude of the earthquake off Tohoku, Japan, was calculated to be 9.0, it joined the ranks of "megathrust" earthquakes -- exceptionally large ruptures involving 5 to 10 meters of slip ...