New research suggests that alien radio signals may be transformed by plasma from their home stars — and scientists on Earth ...

Have you ever wondered what you would do if a) aliens were real and b) they decided to pay us a visit? How would we and our ...

A new line of research proposes that the first clear signs of extraterrestrial intelligence may not come from distant stars, ...

Imagine you’re an alien astronomer, pointing your telescope toward our solar system, listening for signs of intelligent life. Would you hear us? For decades, scientists have wondered the same thing. A ...

Even at this early stage in our spacefaring age, humanity has already begun sending probes that will eventually reach other ...

Add Yahoo as a preferred source to see more of our stories on Google. According to the study, "Belief in extraterrestrial life is on the rise, with nearly two-thirds of Americans now convinced that ...

With the release of Disclosure Day, Steven Spielberg’s new film about aliens, a question as old as science fiction itself ...

An odd study claims that Virginia is the state third most likely to survive an extra-terrestrial alien invasion.

Billions of years ago, while the solar system was still young, a massive object may have drifted into it. It's not a spaceship, but it is an alien visitor in its own right—a colossal interstellar body ...