Was Flight MH370 captured by aliens? Stolen by Vladimir Putin? Or did it crash in Ukraine? A round-up of the best conspiracy theories
An incomplete account by the US government followed by the declassification of top secret files may have helped fuel interest in UFOs
The world is an even stranger place than it seems if these conspiracy theories are to be believed
Was Nemtsov killed by Islamists, the West, Putin's opponents or the Russian president himself?
JFK was killed by the CIA, the KGB, aliens or by accident. Why three shots fired in Dallas still reverberate across America
UFO experts 'summon up' mysterious lights by meditating - or it could be some nautical flares
Some online theorists believe AirAsia crash was predicted last year, others say plane was shot down
Forget the conspiracy theories and meet the men and women who were there on 22 Nov 1963
Highlights from the latest tranche of MoD 'X-Files' released by the National Archives
Booklet produced in 1991 saying President was born in Kenya gives new hope to conspiracy theorists
New video pours scorn on doomsday scenarios - but doth Nasa protest too much?
Dmitry Medvedev wants to punish whoever caused a Russian probe to fail. Aliens, watch out
Talking Point: Is there a solution to our energy woes that we aren’t being told about?
The CIA (or Mossad or China) did it - The First Post's guide to the best conspiracy theories
There are enough real conspiracies in US politics without making up fake ones
new-look IMF had made him
enemies - but does this look
like a stitch-up? Not really
‘If the purpose of the helicopter flight was innocent, one has to ask why it was kept secret’, says doctor
Previously unreleased New York Police footage of the World Trade Centre burning and collapsing
Footage of a UFO at the Dome of the Rock has led cynics to suggest a film is in the offing (with video)