Conspiracy theories have been around for generations but the internet has been a catalyst for thousands of theories about the world we live in, who is running it and why.

With the MPs expenses scandal giving rise to an even closer examination of who governs us and the lengths to which people will go to cover things up, it’s no wonder that bloggers, tweeters and online chatrooms are boiling over with conspiracy theories.

From alien landing cover-ups to murder plots and tin foil hats, here are ten historical conspiracy theories still advocated today.

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