Most notably, the Central Intelligence Agency (CIA) and Federal Bureau of Investigation (FBI) have been fingered by conspiracists as being at the heart of it and even responsible for controlling the mythical men in black - mysterious black-suited shades wearing men who turn up to dampen down any UFO or alien hysteria, reportedly telling any witnesses "it didn't happen."
In January the CIA poured cold water on the conspiracy by releasing a treasure trove of former classified UFO-related documents on its website to coincide with the new upcoming seasons of the X-Files.
But has the release dampened down the conspiracy or merely confirmed it?
One of the most contemptible bureaucratic cancers on the planet. To read more, click here.