"Mysterious Banging Noises Heard During Search for Missing Titan Sub Revealed in New Documentary"
Mysterious knocking sounds heard during the search for the Titan submersible, initially raising hopes of finding survivors, were played in a British documentary. The rhythmic banging, occurring in 30-minute intervals, was detected after the sub's tragic implosion, killing all five occupants instantly. The origin of the sounds, heard near the Titanic wreck site, remains unknown, with officials suggesting they could have come from other ships or the ocean itself.