Japan’s 2011 tsunami turned out deadlier because a hidden clay layer let the quake rupture all the way to the seafloor, scientists say

A remarkable find beneath the Pacific Ocean uncovers a fragile clay layer that intensified the 2011 Tōhoku earthquake and ...
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2011 Japan Earthquake – Tsunami Fast Facts

(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 ...