The central government decided on Nov. 8 that in the event of a huge earthquake along the Japan Trench or the Chishima Trench ...

This vertical cliff consists of soft mud deposited on the Japan Trench bottom and was uplifted ~60 m by the 2011 megaquake. This was the first time that the fault scarp of a trench-type earthquake was ...

Scientists studying three of Japan’s deepest ocean trenches have documented a striking range of life forms at depths between 4,534 and 9,775 meters, including at least one organism that researchers ...