The Mariana Trench Sounds #Shorts #FringeFacts

In 2014, NOAA hydrophones in the Mariana Trench recorded an unidentified sound — low frequency, complex, and biological in pattern. It was not a whale or any known cetacean. It was not geological. It was not mechanical. It lasted 3.5 seconds and descended in pitch in a pattern consistent with a large living organism. The Mariana Trench reaches nearly 11 kilometres deep. We have explored less than

#Shorts #FringeFacts #Mystery #Facts

Видео The Mariana Trench Sounds #Shorts #FringeFacts канала Fact Fringe Series