Lazy Masquerade

25 Top Scientists Who Died in Mysterious "Accidents" | UNSOLVED MYSTERIES: THE MARCONI FILES (2019x9)

Air date: Jan 27, 2019

A little knowledge is a dangerous thing, but a lot of knowledge can be downright deadly... Today we'll take a look inside The Marconi Files, where science meets espionage. Brace yourselves for a chilling mystery.