For this week's mythconception, Kat Arney investigates the many mysteries surrounding the notorious Bermuda Triangle.
Re the title, one of the theories I heard was the release of methane hydrate from beneath the sea floor, causing large bubbles of gas. If a ship happened to be there it would find itself supported by gas instead of water, and sink. I suppose the methane hydrate could be released due to a minor earthquake or something like that.
Sad to say, the infamous disappearance of a training squadron was due to nothing more than poor piloting. Having misidentified a group of islands, the leader ignored radar and VDF operators who gave correct guidance to the mainland and set off in the wrong direction in poor visibility, claiming that "the compasses are all wrong" and overriding his second-in-command who offered to take the lead as his compass agreed with the ground stations.