Add Yahoo as a preferred source to see more of our stories on Google. Could there be a technologically advanced extraterrestrial society hiding in NGC 604, a star-forming region of the Triangulum ...

What if aliens are deliberately keeping quiet for fear that they might be destroyed? In 1974 we sent the Arecibo radio message towards Messier 13. The message was mostly symbolic; we weren’t really ...

We have no good reason to believe that aliens have ever contacted Earth. Sure, there are conspiracy theories, and some rather strange reports about harm to cattle, but nothing credible. Physicist ...

(via Cool Worlds) Many of you wanted me to talk about the Dark Forest Hypothesis - an idea popularised (bit not limited to) the the sci-fi novel and Netflix series, "The Three Body Problem" by Liu ...