The Philadelphia — Experiment

: The story didn't surface until 1955, when a man named Carl M. Allen (writing as "Carlos Allende") sent a series of annotated books and letters to UFO researcher Morris K. Jessup .

: The most famous (and gruesome) part of the legend is that crew members suffered terrifying consequences: some went insane, others vanished entirely, and several were allegedly found with their limbs fused into the steel hull of the ship. The Philadelphia Experiment

: Witnesses supposedly saw a strange greenish-blue fog envelop the ship before it disappeared. : The story didn't surface until 1955, when

: The Office of Naval Research ( ONR ) was so intrigued by Allen’s annotations that they actually printed 127 copies of the book with his notes included—now a prized collector's item. Fact vs. Fiction Philadelphia Experiment : The most famous (and gruesome) part of