Have aliens finally discovered the joys of poutine and the Arrogant Worms? UFO sightings in Canada doubled in 2012, which raises troubling questions about whether the U.S. is falling behind as a favored destination for extraterrestrials.

Game of Thrones might have the most solid cast on television. From top to bottom, these people are some of the most fascinating actors on the small screen right now — and many of them have a pretty fascinating genre pedigree. Here are the most random or remarkable genre roles each of the stars had before Thrones.

For nearly a hundred years, Earth has sent radio signals into space. If anyone nearby is listening, they probably know we’re here. In light of this, a new paper assesses the potential danger presented by such signals, concluding that the benefits outweigh the risks. But how can we really know?

In movies, when aliens invade our planet, they usually have a ludicrous motivation. Like, they're after our water. Or our gold. (Hint: Asteroids have gold.) Space travel is incredibly difficult and expensive — so why would aliens actually bother to come and invade us? We asked some experts for reasons that actually…

Sure, this article title is true only from a very certain point of view. But shouldn’t any episode of anything that you can even possibly summarize as “glowing leprechaun aliens feast on cow ovaries” also never be able to be described as “low-key”?

This week, there will be a series of "citizen hearings" about UFO disclosure in Washington, DC. It sounds really official, until you read the fine print.

It happens all the time in science fiction stories: aliens park their vessels in Earth orbit, and things go pear-shaped. But what if this scenario unfolded in real life? What would be the best thing for us to do? We asked several anthropologists the best way to go about communicating with truly unknown life forms.

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.

On March 4th, Obama's secret alien security team skeeved out the planet. While addressing the American Israel Public Affairs Committee, a shapeshifter alien humanoid was caught on tape slithering about the group, keeping its two soulless eyes on the crowd. It was terrifying, and sent the conspiracy theorists all a…

We've seen the first three episodes of Syfy's new space Western Defiance, but now it's your turn. Check out the first 15 minutes of the post apocalyptic series and let us know what you think right here, right now. Is this an interesting Father/Alien Daughter story or just a bunch of people with powdered wigs running…