Far beneath the waves, down in the depths of the Japan Trench — seven kilometres below sea level — lie hidden clues about some of the most powerful earthquakes and tsunamis on Earth.
From September to December 2024, Expedition 405 of the International Ocean Discovery Program (IODP) embarked on a four-month-long mission to offshore Japan. Aboard the Chikyu — the world’s largest scientific drilling ship — 60 scientists teamed up with experienced drillers to uncover deep-sea sediment cores from beneath the sea floor.
