The first unmistakable signal from another intelligence may not be a cheerful greeting. A growing group of researchers is arguing that our inaugural contact is more likely to be a distress call, the ...

The unsettling logic behind a “last message” universe The idea that our first confirmed alien signal might be a civilization’s final broadcast is rooted less in pessimism than in probability. If ...

On August 15, 1977, the Big Ear Radio Telescope in Delaware, Ohio, received the most powerful signal it would ever detect during its decades of observations. The signal lasted just 72 seconds, but ...

Advanced aliens could be chatting with each other using light flashes in plain sight, similar to how fireflies communicate, according to a new study that could lead to new approaches in finding ...

Remote listening station. 1984. An impossible signal appears. You’re the only one who can decode it. Get a peek at gameplay ...