IntroductionThis article delves into the perplexing enigma surrounding the Malaysian Airlines Flight 370 (MH370) by conducting an in-depth analysis of previous aircraft crashes. Out of about two decades of hydroacoustic data available from the CTBTO, a comprehensive study was undertaken of 100 hours of data identified as having the potential for containing signals pertaining to acoustic signatures of aircraft crashing into the sea. Ten historical aircraft accidents that occurred in open sea loca...