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Could Barnacles Solve MH370 Disappearance?
4 May
Summary
- Barnacle shells from MH370 debris preserve chemical traces of ocean water.
- A new search for MH370 wreckage began in March 2025.
- Recent studies examine hydroacoustic signals and flight path theories.

The disappearance of Malaysia Airlines Flight MH370 in March 2014 remains an enduring mystery, with 239 people on board. A promising avenue for investigation involves the chemical analysis of barnacle shells found on debris, such as the flaperon that washed ashore on Réunion Island in July 2015. These shells can preserve chemical traces and temperature variations of the ocean water they inhabited, potentially reconstructing parts of the debris' drift history.
In March 2025, a renewed seabed search commenced in the southern Indian Ocean under a "no find, no fee" agreement with Ocean Infinity. This latest search effort, which concluded in January 2026 without locating wreckage, covered 7,571 square kilometers. Despite these efforts, the aircraft's location is still unknown after 12 years.
Simultaneously, scientific inquiry persists. A May 2024 study explored the detectability of hydroacoustic signals from aircraft crashes at sea. Additionally, a December 2024 paper proposed that MH370's final satellite signals might indicate a controlled descent, challenging previous assumptions about an uncontrolled dive.
Investigators still believe the wreckage most likely lies in the southern Indian Ocean. Each new data point, from scientific analysis to seafloor mapping, may bring us closer to uncovering the truth behind MH370's fate.