Attention human. You are receiving an interstellar radio transmission. And it could be coming from one of the nearest ...

Voyager 1 is on a journey that will outlast civilizations, outlive the Sun’s familiar neighborhood, and eventually drift into regions of space no human made object has ever reached. It is moving ...

Scientists are listening in on sperm whale conversations and studying Earth's strangest microbes to prepare humanity for first contact with extraterrestrial life.

A new hypothesis from Columbia University astrophysicist David Kipping suggests humanity’s first sign of alien life won’t be a greeting ...