Weirdness-finder Planetkrejci has posted a new video of what he calls a "pyramid" or "structure" in space, which he found on WikiSky. What do you think it is?

Sometimes you get a perfect storm of conspiracy theories. Witness this trailer for forthcoming documentary Sirius, where the energy crisis, global warming, and aliens are all wrapped together into one giant plot masterminded by corporations and government.

A couple of years ago, the FBI freaked out UFOlogists by making a ton of old documents public online — one of which was a memo sent to J. Edgar Hoover about a man who had seen flying saucers. It is the most popular document in the FBI Vault, accessed almost a million times.

Last year, a psychology researcher named Stephan Lewandowsky published an article based on an internet survey of climate change deniers. In it, he argued that his evidence strongly suggested that people who don't believe in climate change also believe NASA faked the Moon landing, and that the US government created…

UFOlogists are freaking out today over the removal of several photos from a NASA archive. These photos, which you can see here, have been used by various UFO groups to support their belief that aliens have been visiting Earth and governments are covering it up.

Though it would be cool if they were a secret Chinese anti-grav technology, these surreal roadscapes are in fact an image-mapping glitch. Just like those undersea "signs of Atlantis" were, and those ghosts in Google Street View.

As night falls on Belgrade, you and your team of special agents go on high alert. You've got the gadgetry of Bond and the competence of Bourne, but this is a shadowy international conspiracy you're up against: drug lords, corporate masterminds, bought politicians, crooked Interpol agents, and vampires. The bad kind.…

What do you do when you want to retire a top secret aircraft that is so cutting edge that civilians keep mistaking it for a UFO? Dismantling it might be a good idea, but it's still possible that somebody could reverse-engineer your ultra-classified work by sifting through garbage dumps. Melt it down? Messy and toxic.…

Need another reason to feel paranoid? We're here for you. The person who blogs at the CIA website (yes there is apparently such a person) has just culled this tidbit from a 1944 manual called Simple Sabotage Field Manual. In one section we get some helpful tips for people who want to sabotage their evil government but …

It's just like an episode of Person of Interest. According to documents leaked on Wikileaks, a company run by ex-CIA agents has created a piece of technology, called TrapWire, that siphons data from surveillance cameras in stores, casinos, and other businesses around the country. TrapWire then analyzes this data for,…