The fault that produced the earthquake lies between two pieces of hard rock sandwiching a slippery clay layer, allowing for ...

An international research expedition involving Cornell has uncovered new details as to why a 2011 earthquake northeast of ...

(CNN) — Here’s a look at the earthquake and tsunami that struck Japan in March of 2011. March 11, 2011 – At 2:46 p.m., a 9.1 magnitude earthquake takes place 231 miles northeast of Tokyo at a depth of ...

Aerial view of the devastated along the north eastern coast of Japan following a massive earthquake and tsunami March 25, 2011. The undersea, magnitude 9.0 “megathrust” earthquake—the worst in Japan’s ...

The quake struck the country's north just days after a 7.5-magnitude earthquake in the same region injured 50 people.